Biology Quiz Final

Question 1 of 150

1

Which of the following is a not a characteristics of Telomeres

Select one of the following:

Unicellular Eukaryotes
Cancer Cells
Blood Cells
Limited Cell Division

Explanation

Question 2 of 150

1

Fill the blank spaces to complete the text.

and may relate to telomere shortening

Explanation

Question 3 of 150

1

Telomerase can extend chromosomes by Diving more repeat sequence to their ends

Select one of the following:

True
False

Explanation

Question 4 of 150

1

Which one of the following answers may best suit
"Cells lose ability to divide after limited number of cell division"

Select one of the following:

Centromere
Telomere
Diploid
Chromatid

Explanation

Question 5 of 150

1

In which year radioactively labeled bacteriophage protein and DNA where used to see which entered infected cell

Select one of the following:

1950
1952
1960
1962

Explanation

Question 6 of 150

1

Fill the blank spaces to complete the text.

and showed that when bacteriophages, which are composed of DNA and protein, infect bacteria, their DNA enters the host bacterial cell, but most of their protein does not.

Explanation

Question 7 of 150

1

Genetic Materials is

Select one of the following:

DNA
Protien
RNA
Nucleic Acid

Explanation

Question 8 of 150

1

Genes were protein before they were invented

Select one of the following:

True
False

Explanation

Question 9 of 150

1

Elements _ &_are found in proteins and DNA

Select one of the following:

S & P
S & Zn
P & Mg
P & H

Explanation

Question 10 of 150

1

Who made the DNA Photographic plate

Select one of the following:

Rosalind Franklin
Francis Crick
Raymond Gosling
Salvador Luria

Explanation

Question 11 of 150

1

In which year the Model of DNA based on X-ray diffraction proposed

Select one of the following:

1921
1951
1953
1923

Explanation

Question 12 of 150

1

Who proposed the model of DNA based on X-ray diffraction

Select one of the following:

James Watson & Hershey
Marie &Francis Crick
Chase & James Watson
James Watson & Francis Crick

Explanation

Question 13 of 150

1

What is shown in the image

Select one of the following:

Nucleic acid structure & Nucleotide Residues
Nucleotide Residues & Nucleic Protein
Nucleic Protein & Nucleic acid
Nucleic acid & Nucleic protiens

Explanation

Question 14 of 150

5

Select from the dropdown lists to complete the text.

( 1871, 1928, 1944, 1949 ) Nucleus is known to be a mixture of DNA,RNA and Protein
( 1928, 1871, 1949, 1944 ) Substance in heat-killed bacteria that transforms living bacteria
( 1871, 1944, 1928, 1949 ) Identification of Griffith's transforming principle as DNA
( 1871, 1928, 1944, 1949 ) Relationships among DNA bases that provide a clue to DNA structure

Explanation

Question 15 of 150

1

Which of the following are Nucleotide components

Select one or more of the following:

Adenine
Guanine
Thymine
Adrenaline
Tourmaline
Cytosine

Explanation

Question 16 of 150

1

Nucleotide base A and T forms

Select one of the following:

2 H bonds
3 H bonds
1 H bonds
0 H bonds

Explanation

Question 17 of 150

1

Nucleotide base G and C forms

Select one of the following:

2 H bonds
3 H bonds
1 H bonds
0 H bonds

Explanation

Question 18 of 150

2

Pentose Sugar : Deoxyribose (H attached to 2' C)
Nitrogenous base attached to ❌' C
Phosphate group attached to ❌' C

Drag and drop to complete the text.

1

3

7

4

6

2

5

0

Explanation

Question 19 of 150

5

Click on each orange point and select the correct answer.

Name the following parts

Explanation

Question 20 of 150

1

Spot the diffrence

Select one or more of the following:

Both A. and B. are Deoxyribonucleic acid
Only A. is Deoxyribonucleic acid
A. and B. are Deoxyribonucleic acid
A is Deoxyribonucleic acid and B is Ribonucleic acid

Explanation

Question 21 of 150

1

Paired nucleotide runs anti parallel

Select one of the following:

True
False

Explanation

Question 22 of 150

1

Fill the blank spaces to complete the text.

Each stands of DNA has ' End and ' End

Explanation

Question 23 of 150

1

DNA 3' end has exposed

Select one of the following:

OH group on 3' C of deoxyriose
OH group on 2'C deoxyriose
OH group on 5'C deoxyriose
OH group on 1'C deoxyriose

Explanation

Question 24 of 150

1

DNA 5' end has an exposed phosphate group on the

Select one of the following:

5' C Deoxyribose
2' C Deoxyribose
3' C Deoxyribose
4' C Deoxyribose

Explanation

Question 25 of 150

1

Nucleotide strands are complimentary due to

Select one of the following:

Twin Base rule
Twin paring rule
Base pairing rule
Odd Paring rule

Explanation

Question 26 of 150

1

Part A : Purine number ≠ pyrimidine number
Part B : A=T ; G=C

Select one of the following:

Part A and B are true
Part A is true and B is false
Part A is False and Part B is true
Part A and B are false

Explanation

Question 27 of 150

1

If Nucleotide sequence of one strand is known, sequence can be

Select one of the following:

Defined
Pridicted
Partly predicted
Never Defined

Explanation

Question 28 of 150

1

a.How many hydrogen bonds are present between Adenine and thymine.
b.How many hydrogen bonds are present between Guanine and cytosine.

Select one of the following:

2 and 6
2 and 3
3 and 5
2 and 5

Explanation

Question 29 of 150

1

Who confirmed the semi-conservative replication of DNA.

Select one of the following:

Francis
Meselson
Thomas
Marie

Explanation

Question 30 of 150

1

Double Helix produced during DNA replications consists of _ parent strand(s) and _new complementary strand(s)

Select one of the following:

1 and 2
2 and 2
1 and 1
2 and 3

Explanation

Question 31 of 150

1

Click on each orange point and select the correct answer.

Name the Following Hypothesis of DNA Replication

Explanation

Question 32 of 150

1

How does DNA replication prevent super-coiling.

Select one of the following:

By breaking and rejoining one DNA
By breaking and rejoining one DNA or Both
By breaking one DNA
By rejoining one both the DNA

Explanation

Question 33 of 150

1

_________________ relieve tension created by unwinding localized

areas of DNA

Select one of the following:

Topoisomerases
Toposomes
Catenation
Knotting

Explanation

Question 34 of 150

1

DNA replication is bidirectional

Select one of the following:

True
False

Explanation

Question 35 of 150

1

chromosomes have a single origin of replication chromosomes have multiple origins of replication

Select one of the following:

Prokaryotic & Prokaryotic
Eukaryotic & Prokaryotic
Eukaryotic & Eukaryotic
Prokaryotic & Eukaryotic

Explanation

Question 36 of 150

1

Synthesis continues until adjacent replication forks meet

Select one of the following:

True
False

Explanation

Question 37 of 150

3

Order the replication process

Select one of the following:

dcab
badc
abcd
cdab

Explanation

Question 38 of 150

1

Every living organism must get energy from food molecules that they make or obtain from environment

Select one of the following:

True
False

Explanation

Question 39 of 150

1

______________________ is a catabolic process where chemical bond energy of food molecules transferred to ATP

Select one of the following:

Cellular respiration
Molecular respiration
Intracellular respiration
Metabollic respiration

Explanation

Question 40 of 150

1

Fill the blank space to complete the text.

Most organisms use cellular respiration

Explanation

Question 41 of 150

1

Food is broken down into ❌ and ❌

Drag and drop to complete the text.

Carbon dioxide

Carbon monoxide

Carbon Hydroxide

Water

Sodium

Nitrogen

Explanation

Question 42 of 150

1

How much ATP is produced per GULCOSE

Select one of the following:

36.38 ATP's
37.38 ATP's
32.38 ATP's
36.10 ATP's

Explanation

Question 43 of 150

5

What are the four Stages of Aerobic Respiration
Stage 1 : ❌
Stage 2 : ❌
Stage 3 : ❌
Stage 4 : ❌

Drag and drop to complete the text.

Glycolysis

Lactic acid cycle

Formation of acetyl coenzymes

Formation of citric acid

Citric acid Cycle

Formation of acetyline

Chemioosmosis

Sulfur Excretion

Explanation

Question 44 of 150

1

Glycolysis occur in 3 phases

Select one of the following:

True
False

Explanation

Question 45 of 150

1

Define the equation " glucose + 2 ATP → 2 G3P + 2 ADP → 2G3P + 2NAD+ + 4ADP → 2 pyruvate + 2NADH + 4ATP "

Select one of the following:

Glycolsis
Citric Acid Cycle
Chemosmosis
Acetyle coencyme

Explanation

Question 46 of 150

1

What are the Net products of glycolysis

Select one or more of the following:

2 ATPs
5 ATPs
2 NADHs
1 NADHs
2 pyruvates
1 pyruvates

Explanation

Question 47 of 150

1

What are the Citric acid cycle products per glucose

Select one or more of the following:

6 NADH, 2 FADH2
5 NADH, 2 FADH2
2 ATP
3 ATP
4 CO2
3 CO2

Explanation

Question 48 of 150

1

Each Citrate begins a “cycle” of ______ subsequent

reactions,

Select one of the following:

Six
Seven
Three
Two

Explanation

Question 49 of 150

5

Click on each orange point and select the correct answer.

Name the following blanks

Explanation

Question 50 of 150

1

Their high-energy electrons lose energy as they pass from
one electron acceptor molecule to another

Select one of the following:

True
False

Explanation

Question 51 of 150

1

Electron acceptors/carriers are usually transmembrane
proteins embedded in cristae

Select one of the following:

True
False

Explanation

Question 52 of 150

1

" Establishes proton gradient and Free energy released from electron transporting used to
pump H+ across cristae"
Best suits which one of the following

Select one of the following:

Oxidative Phosphorylation
Electron Transport Chain
Citric cycle
Acetyl

Explanation

Question 53 of 150

1

What does Electron Transport Chain mean ?

Select one of the following:

An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via redox reactions, and couples this electron transfer with the transfer of protons across a membrane.
An electron transport chain is a series of complexes that transfer electrons from donors to electron acceptors via hypothermic reactions, and couples this proton transfer with the transfer of protons across a membrane.
An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via endothermic reactions, and this electron transfer with the transfer of protons across a membrane.
An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via Exothermic reactions, and couples this electron transfer with the transfer of protons across a membrane.

Explanation

Question 54 of 150

1

Can Amino acids be broken down to produce ATP ?

Select one of the following:

Maybe
Yes
No
None of the above

Explanation

Question 55 of 150

1

Define the image

Select one of the following:

Amino Acid
Erepsin
Leucines
Nucleic acid sequence 1

Explanation

Question 56 of 150

1

Define the equation

Select one of the following:

Citric cycle
Dietary lipids
ECH
Glycolysis

Explanation

Question 57 of 150

1

Anaerobic Respiration Does use O2 as final electron acceptor

Select one of the following:

True
False

Explanation

Question 58 of 150

1

Fill the blank space to complete the text.

Anaerobic respiration uses substance as final electron acceptor during
electron transport chain

Explanation

Question 59 of 150

1

Fermentation best suits

Select one of the following:

Anaerobic process that does not use electron transport
chain
Does not use O2 as final electron acceptor
Uses inorganic substance as final electron acceptor during
electron transport chain
Produces 5 ATP/glucose by substrate-level phosphorylation
during glycolysis

Explanation

Question 60 of 150

1

Pyruvate is not end product of fermentation

Select one of the following:

True
False

Explanation

Question 61 of 150

1

NADH produced during glycolysis must not be converted back to NAD+ to allow glycolysis to continue

Select one of the following:

True
False

Explanation

Question 62 of 150

1

In ____________________ Pyruvate converted to 2-C ethyl alcohol (2-C) and CO2

Select one of the following:

Alcohol fermentation
Fermentation
Pyruvate fermentation
Anaerobic fermentation

Explanation

Question 63 of 150

1

Yeasts are facultative anaerobes Used in brewing

Select one of the following:

True
False

Explanation

Question 64 of 150

1

Does Bacteria & Virus use Lactate (lactic acid) fermentation

Select one of the following:

True
False
Bacteria uses but virus does not
Virius uses but bacteria does not

Explanation

Question 65 of 150

1

Is "Oxygen" needed for sustained activity in lactic fermentation

Select one of the following:

Yes
No
Yes but not necessarily needed
No but better to have it

Explanation

Question 66 of 150

1

Who is the father of heredity.

Select one of the following:

Gregor Mendel
Charles Darwin
Racheal Carlson
Robert hooke

Explanation

Question 67 of 150

1

When did Mendel Die?

Select one of the following:

1884
1885
1883
1880

Explanation

Question 68 of 150

1

What plant did mendel use for his expirmient

Select one of the following:

Cucumer
Pea
Carrot
Sun Flower

Explanation

Question 69 of 150

1

How many phenotypic traits did mendel study

Select one of the following:

Seven
Eight
Six
Five

Explanation

Question 70 of 150

1

Homologous chromosomes carry same genes, but can carry
different alleles of those genes

Select one of the following:

True
Partly True
False
None of the Aove

Explanation

Question 71 of 150

1

What is a Locus

Select one or more of the following:

Physical location where a gene resides on a chromosome
Physical location where a gene resides on a Nucleic acid
Physical location where a Amino acids resides on a chromosome
Physical location where a gene resides on a Metabolic cell

Explanation

Question 72 of 150

1

Which of the following is Not Mendel’s Principle of Segregation

Select one of the following:

Alleles separate during formation of reproductive cells
In F2 generation, fertilization involving two t gametes allowed short
phenotype to reappear
Homologous chromosomes carry same genes
F1 generation gametes contained
dominant tall allele (T) OR recessive short allele (t)

Explanation

Question 73 of 150

1

Understanding inheritance of single trait (locus) with two alleles

Select one of the following:

Mono Hybrid Cross
Theory of evolution
Dihybrid Cross
Genetic Terminology

Explanation

Question 74 of 150

1

Tracks inheritance of two traits, governed by genes on nonhomologous chromosomes

Select one of the following:

Dihybrid Cross
Mono hybrid cross
Theory of Evolution
Mendel's Experiment

Explanation

Question 75 of 150

1

In Dihybrid cross F1 individuals produce four gametes types with equal probability namely

Select one of the following:

BS, Bs, bS, bs
BS, Bs,BS, Bs,
bS, bs,BS, Bs,
Bs, Bs, bs, bs

Explanation

Question 76 of 150

1

In F2 generation Predictable phenotype ratio is

Select one of the following:

9:3:3:1
9:3:3:3
9:2:1:2
5:1:5:2

Explanation

Question 77 of 150

1

Which one is Not Mendel’s Principle of Independent Assortment

Select one of the following:

Alleles on nonhomologs distributed randomly into gametes,independently of one another
Random orientation of homologous chromosomes in metaphase II
In guinea pigs, assortment of B and b alleles not affected by assortment of S and s alleles
B allele equally likely to end up in a gamete with S or s allele

Explanation

Question 78 of 150

1

Thomas Hunt Morgan’s work with fruit flies Took place in ___________expanded genetics knowledge.

Select one of the following:

Early 1900
Early 1920
Late 1900
Late 1920

Explanation

Question 79 of 150

1

What are sex chromosomes?

Select one of the following:

Genes which largely determine gender in most eukaryotes
Genes which largely determine gender in most prokaryotes
Genetics which determine gender in some eukaryotes
Genetics which termine gender in most eukaryotes

Explanation

Question 80 of 150

1

In mammals, birds and many insects, sex-determining genes on sex chromosomes are

Select one of the following:

Female mammals XX
Male mammals YY
Female mammals XY
Male mammals YY
Female mammals YX
Male mammals XX
Female mammals XX
Male mammals XY

Explanation

Question 81 of 150

5

Sex determination in animals

❌ system Mammals Including Humans
❌ system Certain Insects
❌ system Birds, Fishes and some insects
❌ system Most bees and Ants

Drag and drop to complete the text.

X-Y

X-K

Z-W

Z-H

X-T

X-W

X-O

X-I

X-X

Haplo-Diploid

X-A

X-N

Explanation

Question 82 of 150

1

Fill the blank space to complete the text.

During early development, random inactivation of
one X chromosome occurs in somatic cells

Explanation

Question 83 of 150

1

If ___________ heterozygous is for X-linked trait, one allele expressed in half

of the body, other allele expressed in the other half

Select one of the following:

Male
Female
None of the above as it has not een devleoped

Explanation

Question 84 of 150

1

Cats carry one of their fur color genes on___chromosome

Select one of the following:

X
Y
H
XY

Explanation

Question 85 of 150

1

In which of the following a Heterozygote has intermediate phenotype

Select one of the following:

Mono Hybrid cross
Dihybrid Cross
Incomplete Dominence
Genectiic Variation

Explanation

Question 86 of 150

1

Heterozygote simultaneously expresses phenotype of both homozygotes relates to

Select one of the following:

Codominance
Monohybrid cross
Dihybrid cross
Incomplete Dominance

Explanation

Question 87 of 150

1

What is Pleiotropy?

Select one of the following:

Ability of one gene to affect multiple traits
Ability of one gene to affect two traits
Ability of one gene to affect one traits
Ability of one gene to affect no traits

Explanation

Question 88 of 150

1

Alleles from different loci interact to determine phenotype is GENE INTRACTION

Select one of the following:

True
False

Explanation

Question 89 of 150

1

Human skin color determined by 7 genes

Select one of the following:

True
False

Explanation

Question 90 of 150

1

Genetically identical individuals may develop differently in different environments

Select one of the following:

True
False

Explanation

Question 91 of 150

1

Human height is polygenic

Select one of the following:

True
False

Explanation

Question 92 of 150

1

_____________ is condensed chromatin

Select one of the following:

Chromosome
Telomeres
Keratin
Lipids

Explanation

Question 93 of 150

5

Name the parts

Drag an answer into the correct orange point.

Nucleus

Nuclear pores

Nucleus Envelope

Chromatin

Nucleolus

Cisternae

Explanation

Question 94 of 150

1

1 nucleosome =_ histone protein and _ base pairs of DNA

Select one of the following:

8 and 142
7 and 146
6 and 142
8 and 146

Explanation

Question 95 of 150

1

What do you see in the picture given

Select one of the following:

DNA without Histones
DNA with Histones
Basic Structure of DNA
None of the above

Explanation

Question 96 of 150

1

What happens during Prophase ?

Select one of the following:

The nucleosome condenses into many tight small chromosomes
The nucleosome condenses into many loose small chromosomes
The nucleus decays into many tight small chromosomes
The nucleosome condenses into many tight large chromosomes

Explanation

Question 97 of 150

1

Bacterial chromosome have histone

Select one of the following:

True
False

Explanation

Question 98 of 150

1

Bacterial chromosome have histone

Select one of the following:

True
False

Explanation

Question 99 of 150

1

Which of the following answers best suit
>Epithelial cells undergo mitosis constantly >Mature blood cells don't divide > Stem cells in the bone marrow divide.

Select one of the following:

Eukaryotic Cell Cycle
Prokaryotic Cell Cycle
Citric Cycle
Lipids cell cycle

Explanation

Question 100 of 150

1

Cardiac muscles can change and grow new muscle but skeletal muscles cannot repair and remodel gradually.

Select one of the following:

True
False

Explanation

Question 101 of 150

1

Fill the blank space to complete the text.

What does Coenocytic means

Explanation

Question 102 of 150

2

Select from the dropdown lists to complete the text.

Interface
G1 phase (( first gap, Synthesis phase, Second Gap ) phase)
• S phase (( Synthesis, First Gap, Second Gap ) phase)
• G2 phase (( Second gap, Synthesis, First Gap ) phase)

Explanation

Question 103 of 150

1

What happens during S phase (synthesis phase)

Select one or more of the following:

Centrioles duplicated
Histone proteins synthesized
DNA replicates
Protein synthesis increases
Cell Grows and Prepares for S shape

Explanation

Question 104 of 150

1

Mitosis is a Continuous process of five stages

Select one of the following:

True
False

Explanation

Question 105 of 150

5

Select from the dropdown lists to complete the text.

Order the stages of Mitosis
( Prophase, Prometaphase, Metaphase, Anaphase, Telophase ) ( Prometaphase, Prophase, Metaphase, Anaphase, Telophase ) ( Metaphase, Prophase, Prometaphase, Anaphase, Telophase ) ( Anaphase, Prophase, Prometaphase, Metaphase, Telophase ) ( Telophase, Anaphase, Metaphase, Prometaphase, Prophase )

Explanation

Question 106 of 150

1

_______________ is a protein where the microtubules attach to the chromosomes.

Select one of the following:

Kinetochore
Lipids
Chromatids
Centromere

Explanation

Question 107 of 150

1

What happens during Prometaphase?

Select one of the following:

Nuclear envelope fragments
Cytoskeleton disassembled
Mitotic spindle begins to form
Cytoskeleton assembled

Explanation

Question 108 of 150

1

During Anaphase the sister chromatids separate

Select one of the following:

True
False

Explanation

Question 109 of 150

5

Name the images

Drag an answer into the correct orange point.

Interphase

Prophase

Prometaphase

Metaphase

Anaphase

Telophase

Explanation

Question 110 of 150

1

Prokaryotes use binary fission

Select one of the following:

True
False

Explanation

Question 111 of 150

1

Asexual reproduction in eukaryotes uses mitosis

Select one of the following:

True
False

Explanation

Question 112 of 150

1

Sexual reproduction in eukaryotes involves mitosis

Select one of the following:

True
False

Explanation

Question 113 of 150

1

Ploidy Contain only one member of each homologous chromosome pair

Select one of the following:

True
False

Explanation

Question 114 of 150

1

In plants, fungi and some protists, meiosis does directly yield haploid gametes

Select one of the following:

True
False

Explanation

Question 115 of 150

1

shorter wave lengths = less energy

Select one of the following:

True
False

Explanation

Question 116 of 150

1

Humans detect photons that correspond to UV portion of electromagnetic spectrum

Select one of the following:

True
False

Explanation

Question 117 of 150

1

Which one has the longest wavelength

Select one of the following:

Microwaves
Visible Light
X-rays
Gamma Rays

Explanation

Question 118 of 150

1

When certain types of molecules absorb____________, an electron becomes energized

Select one of the following:

Photons
Neutrons
Electrons
None

Explanation

Question 119 of 150

1

What is pigment of light

Select one of the following:

A molecule that can be exited by light
A molecule that can be destroyed by light
A molecule that can be split by light
A molecule that can be pigmented by light

Explanation

Question 120 of 150

1

____________________ cells have chloroplast, and they are the ones that perform photosynthesis.

Select one of the following:

Parenchyma
Lipids
Cellular
Respiratory

Explanation

Question 121 of 150

1

Chlorophylls a and b absorb __ and _ light

Select one of the following:

Green and blue
Blue and red
Red and green
Red and Yellow

Explanation

Question 122 of 150

1

Chlorophyll______ is primary photosynthetic pigment

Select one of the following:

a
b
ac
ab

Explanation

Question 123 of 150

1

Carotenoids absorb _ and__ light

Select one of the following:

Blue and blue-green
Red and Yellow-green
Green and yellow-red
Blue and blue-red

Explanation

Question 124 of 150

1

Energy is transferred from pigment to pigment till it reaches chlorophyll " a ", and the wavelength is Decreased

Select one of the following:

True
False

Explanation

Question 125 of 150

1

Fill the blank space to complete the text.

Light energy is converted to chemical energy in

Explanation

Question 126 of 150

1

Photosystem are made up of __________ and pigments.

Select one of the following:

Proteins
Carbon
Oxygen
Nitrogen

Explanation

Question 127 of 150

1

Photosystem I (P720) is one of the types of photostem

Select one of the following:

True
False

Explanation

Question 128 of 150

1

Light-Dependent Reactions Begin when pigment molecule absorbs photon

Select one of the following:

True
False

Explanation

Question 129 of 150

1

Fill the blank space to complete the text.

1 electron is donated from the reaction center chlorophyll " A " when the photon reaches the chlorophyll " A "pigment. So two electrons are produced in total and start an .

Explanation

Question 130 of 150

1

What does best suit Photophosphorylation?

Select one of the following:

During light-dependent reactions, synthesis of ATP coupled to transport of electrons originally energized by photons
During light-dependent reactions, synthesis of ATP coupled to transport of photons originally energized by Electrons
Electrons flow two at a time
Each Photophosphorylation has a reaction center

Explanation

Question 131 of 150

1

What is the use of Photoposporalation

Select one of the following:

Used to pump protons across thylakoid membrane from stroma to thylakoid lumen
Used to Absorb protons across thylakoid membrane Using stroma and thylakoid lumen
Used to Excrete Electrons across thylakoid membrane Using stroma and thylakoid lumen
Used to pump Protiens across thylakoid membrane from stroma to thylakoid lumen

Explanation

Question 132 of 150

1

What is shown in the given image

Select one of the following:

Light-Dependent Reation
Nitrogen Fixation Reaction
Photophosphorylation Reaction
Carbon Fixation reaction

Explanation

Question 133 of 150

1

Fill the blank space to complete the text.

Calvin cycle occurs in

Explanation

Question 134 of 150

1

Carbon Fixation Reactions are also known as C3 pathway

Select one of the following:

True
False

Explanation

Question 135 of 150

2

What are the three phases of carbon fixation

Select one or more of the following:

Carbon reduction phase
Nitrogen reduction phase
RuBP regeneration phase
RuBB regeneration phase
Carbon dioxide uptake Phase
Carbon uptake Phase

Explanation

Question 136 of 150

1

Carbon fixation requires CO2 and light (indirectly)

Select one of the following:

True
False

Explanation

Question 137 of 150

1

Some plants use C3 pathway to fix carbon prior to Calvin cycle

Select one of the following:

True
False

Explanation

Question 138 of 150

1

What does "CAM " in Pathway stand for

Select one of the following:

Crassulacean acid metabolism
Crassulacean angular metabolism
Crassulacean acid mitosis
Carbon acid metabolism

Explanation

Question 139 of 150

1

The sourses of genetic variation during miosios are:

Select one of the following:

They Result in Daughter cell
Crossing Over and Random Assortment of meternal and paternal homologs
Synapis and mutation
Crossing over and random pairing of tetrads

Explanation

Question 140 of 150

1

What is a dominant allele

Select one of the following:

Having two different Allele for a gene
Determines phenotype is hetrozygote
The Genetic Makup of a person
More Common In a population

Explanation

Question 141 of 150

1

A barr body in a mammalian female cell represents

Select one of the following:

Inactivated X Chromosome
Activate X Chromosome
A polor body
An inactivated oolycte

Explanation

Question 142 of 150

1

In snapdragons, heterozygotes for one of the genes have pink flowers, whereas homozygotes have red or white flowers. When plants with red flowers are crossed with plants with white flowers, what proportion of the offspring will have pink flowers?

Select one of the following:

25%
75%
50%
100%

Explanation

Question 143 of 150

1

when crossing an organism that is homozygous recessive for a single trait with a heterozygote what is the chance of producing an offspring with homozygous recessive phenotype

Select one of the following:

100%
50%
75%
25%

Explanation

Question 144 of 150

1

Black fur in mice (B) is dominant to brown fur (b). Short tails (T) are dominant to long tails (t). these two traits are unlinked what fraction of the progeny of the cross BbTt x BbTt will have black fur and long tails

Select one of the following:

1/2
3/4
9/16
3/16

Explanation

Question 145 of 150

1

The overall reactions of photosynthesis are best summarized as

Select one of the following:

6 CO2+ 12 H2O->C6H12O6 +12 O2
6 CO2+ 12 H2O->C6H12O6 +12 H2O
6 CO2+ 12 O2->C6H12O6 +12 H2O
6 CO2+ 12 O2+C6H12O6->12 O6 +12 H2O

Explanation

Question 146 of 150

1

During the electron transport chain h2o is formed where does the oxygen for the synthesis of h20 come from

Select one of the following:

O2
H2O
C6H1O2
Pvruvate

Explanation

Question 147 of 150

1

When one molecule of glucose is completely oxidized in aerobic respiration the net amount of atp produced is

Select one of the following:

36 to 38
2
28 to 36
4

Explanation

Question 148 of 150

1

In C4 plants reactions that fix co2 into four-carbon compounds occur in

Select one of the following:

Xylem cell
Bundle shealth cell
Mesophyll cell
Guard Cell

Explanation

Question 149 of 150

1

An animal with a diploid number of 36 will have chromosomes in its gamets and tetrads during meiosis I

Select one of the following:

15 and 20
18 and 36
18 and 18
17 and 18

Explanation

Question 150 of 150

1

During chemiosmosis,_ are transferred from NADH and FADH2 to electron acceptor molecules, and the energy released is used to create a gradient across the inner mitochondrial membrane.

Select one of the following:

Electron and neutron
Protons and Neutons
Electrons and protons
Neutrons and protons

	Created by Digital Growth about 7 years ago

Entrance Biology Quiz on Biology Quiz Final, created by Digital Growth on 18/03/2017.

Biology Quiz Final

Question 1 of 150

Which of the following is a not a characteristics of Telomeres

Select one of the following:

Explanation

Question 2 of 150

Fill the blank spaces to complete the text.

and may relate to telomere shortening

Explanation

Question 3 of 150

Telomerase can extend chromosomes by Diving more repeat sequence to their ends

Select one of the following:

Explanation

Question 4 of 150

Which one of the following answers may best suit "Cells lose ability to divide after limited number of cell division"

Select one of the following:

Explanation

Question 5 of 150

In which year radioactively labeled bacteriophage protein and DNA where used to see which entered infected cell

Select one of the following:

Explanation

Question 6 of 150

Fill the blank spaces to complete the text.

and showed that when bacteriophages, which are composed of DNA and protein, infect bacteria, their DNA enters the host bacterial cell, but most of their protein does not.

Explanation

Question 7 of 150

Genetic Materials is

Select one of the following:

Explanation

Question 8 of 150

Genes were protein before they were invented

Select one of the following:

Explanation

Question 9 of 150

Elements _____ &_____are found in proteins and DNA

Select one of the following:

Explanation

Question 10 of 150

Who made the DNA Photographic plate

Select one of the following:

Explanation

Question 11 of 150

In which year the Model of DNA based on X-ray diffraction proposed

Select one of the following:

Explanation

Question 12 of 150

Who proposed the model of DNA based on X-ray diffraction

Select one of the following:

Explanation

Question 13 of 150

What is shown in the image

Select one of the following:

Explanation

Question 14 of 150

Select from the dropdown lists to complete the text.

Explanation

Question 15 of 150

Which of the following are Nucleotide components

Select one or more of the following:

Explanation

Question 16 of 150

Nucleotide base A and T forms

Select one of the following:

Explanation

Question 17 of 150

Nucleotide base G and C forms

Select one of the following:

Explanation

Question 18 of 150

Pentose Sugar : Deoxyribose (H attached to 2' C) Nitrogenous base attached to ❌' C Phosphate group attached to ❌' C

Drag and drop to complete the text.

Explanation

Question 19 of 150

Click on each orange point and select the correct answer.

Name the following parts

Explanation

Question 20 of 150

Spot the diffrence

Select one or more of the following:

Which one of the following answers may best suit
"Cells lose ability to divide after limited number of cell division"

Elements _ &_are found in proteins and DNA

Pentose Sugar : Deoxyribose (H attached to 2' C)
Nitrogenous base attached to ❌' C
Phosphate group attached to ❌' C

Part A : Purine number ≠ pyrimidine number
Part B : A=T ; G=C

a.How many hydrogen bonds are present between Adenine and thymine.
b.How many hydrogen bonds are present between Guanine and cytosine.

Double Helix produced during DNA replications consists of _ parent strand(s) and _new complementary strand(s)

_________________ relieve tension created by unwinding localized

areas of DNA

chromosomes have a single origin of replication chromosomes have multiple origins of replication