Quiz
Biology Quiz Final
Este quiz tem tempo limite, por isso abre no player de sempre.
Perguntas do quiz (150)
1Which of the following is a not a characteristics of Telomeres
- AUnicellular Eukaryotes
- BCancer Cells
- CBlood Cells
- DLimited Cell Division
2[blank_start]Cell aging[blank_end] and [blank_start]apoptosis[blank_end] may relate to telomere shortening
- ACell aging
- Bapoptosis
3Telomerase can extend chromosomes by Diving more repeat sequence to their ends
- AVerdadeiro
- BFalso
4Which one of the following answers may best suit
"Cells lose ability to divide after limited number of cell division"- ACentromere
- BTelomere
- CDiploid
- DChromatid
5In which year radioactively labeled bacteriophage protein and DNA where used to see which entered infected cell
- A1950
- B1952
- C1960
- D1962
6[blank_start]Hershey[blank_end] and [blank_start]Chase[blank_end] 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.
- AHershey
- BChase
7Genetic Materials is
- ADNA
- BProtien
- CRNA
- DNucleic Acid
8Genes were protein before they were invented
- AVerdadeiro
- BFalso
9Elements _____ &_____are found in proteins and DNA
- AS & P
- BS & Zn
- CP & Mg
- DP & H
10Who made the DNA Photographic plate
- ARosalind Franklin
- BFrancis Crick
- CRaymond Gosling
- DSalvador Luria
11In which year the Model of DNA based on X-ray diffraction proposed
- A1921
- B1951
- C1953
- D1923
12Who proposed the model of DNA based on X-ray diffraction
- AJames Watson & Hershey
- BMarie &Francis Crick
- CChase & James Watson
- DJames Watson & Francis Crick
13What is shown in the image
- ANucleic acid structure & Nucleotide Residues
- BNucleotide Residues & Nucleic Protein
- CNucleic Protein & Nucleic acid
- DNucleic acid & Nucleic protiens
14[blank_start]1871[blank_end] Nucleus is known to be a mixture of DNA,RNA and Protein
[blank_start]1928[blank_end] Substance in heat-killed bacteria that transforms living bacteria
[blank_start]1944[blank_end] Identification of Griffith's transforming principle as DNA
[blank_start]1949[blank_end] Relationships among DNA bases that provide a clue to DNA structure- A1871
- B1928
- C1944
- D1949
- E1928
- F1871
- G1949
- H1944
- I1871
- J1944
- K1928
- L1949
- M1871
- N1928
- O1944
- P1949
15Which of the following are Nucleotide components
- AAdenine
- BGuanine
- CThymine
- DAdrenaline
- ETourmaline
- FCytosine
16Nucleotide base A and T forms
- A2 H bonds
- B3 H bonds
- C1 H bonds
- D0 H bonds
17Nucleotide base G and C forms
- A2 H bonds
- B3 H bonds
- C1 H bonds
- D0 H bonds
18Pentose Sugar : Deoxyribose (H attached to 2' C)
Nitrogenous base attached to [blank_start]1[blank_end]' C
Phosphate group attached to [blank_start]5[blank_end]' C- A1
- B3
- C7
- D4
- E6
- F2
- G5
- H0
19Name the following parts
- ANucleotide
- BPhosphate group
- CPhosphodiester
- DDeoxyribose
- ENucleotide
- FPhosphate group
- GPhosphodiester
- HDeoxyribose
- INucleotide
- JPhosphate group
- KPhosphodiester Lingage
- LDeoxyribose
- MNucleotide
- NPhosphodiester Linkage
- ODeoxyribose
- PPhosphate group
20Spot the diffrence
- ABoth A. and B. are Deoxyribonucleic acid
- BOnly A. is Deoxyribonucleic acid
- CA. and B. are Deoxyribonucleic acid
- DA is Deoxyribonucleic acid and B is Ribonucleic acid
21Paired nucleotide runs anti parallel
- AVerdadeiro
- BFalso
22Each stands of DNA has [blank_start]3[blank_end]' End and [blank_start]2[blank_end]' End
- A3
- B2
23DNA 3' end has exposed
- AOH group on 3' C of deoxyriose
- BOH group on 2'C deoxyriose
- COH group on 5'C deoxyriose
- DOH group on 1'C deoxyriose
24DNA 5' end has an exposed phosphate group on the
- A5' C Deoxyribose
- B2' C Deoxyribose
- C3' C Deoxyribose
- D4' C Deoxyribose
25Nucleotide strands are complimentary due to
- ATwin Base rule
- BTwin paring rule
- CBase pairing rule
- DOdd Paring rule
26Part A : Purine number ≠ pyrimidine number
Part B : A=T ; G=C- APart A and B are true
- BPart A is true and B is false
- CPart A is False and Part B is true
- DPart A and B are false
27If Nucleotide sequence of one strand is known, sequence can be
- ADefined
- BPridicted
- CPartly predicted
- DNever Defined
28a.How many hydrogen bonds are present between Adenine and thymine.
b.How many hydrogen bonds are present between Guanine and cytosine.- A2 and 6
- B2 and 3
- C3 and 5
- D2 and 5
29Who confirmed the semi-conservative replication of DNA.
- AFrancis
- BMeselson
- CThomas
- DMarie
30Double Helix produced during DNA replications consists of _____ parent strand(s) and _____new complementary strand(s)
- A1 and 2
- B2 and 2
- C1 and 1
- D2 and 3
31Name the Following Hypothesis of DNA Replication
- ASemiconservative
- BConservative
- CDispersive
- DSemi Dispersive
- ESemiconservative
- FConservative
- GDispersive
- HSemidispersive
- ISemiconservative
- JConservative
- KDisprative
- LSemidisorative
32How does DNA replication prevent super-coiling.
- ABy breaking and rejoining one DNA
- BBy breaking and rejoining one DNA or Both
- CBy breaking one DNA
- DBy rejoining one both the DNA
33_________________ relieve tension created by unwinding localized
areas of DNA- ATopoisomerases
- BToposomes
- CCatenation
- DKnotting
34DNA replication is bidirectional
- AVerdadeiro
- BFalso
35______________chromosomes have a single origin of replication ______________chromosomes have multiple origins of replication
- AProkaryotic & Prokaryotic
- BEukaryotic & Prokaryotic
- CEukaryotic & Eukaryotic
- DProkaryotic & Eukaryotic
36Synthesis continues until adjacent replication forks meet
- AVerdadeiro
- BFalso
37Order the replication process
- Adcab
- Bbadc
- Cabcd
- Dcdab
38Every living organism must get energy from food molecules that they make or obtain from environment
- AVerdadeiro
- BFalso
39______________________ is a catabolic process where chemical bond energy of food molecules transferred to ATP
- ACellular respiration
- BMolecular respiration
- CIntracellular respiration
- DMetabollic respiration
40Most organisms use [blank_start]aerobic[blank_end] cellular respiration
- Aaerobic
41Food is broken down into [blank_start]Carbon dioxide[blank_end] and [blank_start]Water[blank_end]
- ACarbon dioxide
- BCarbon monoxide
- CCarbon Hydroxide
- DWater
- ESodium
- FNitrogen
42How much ATP is produced per GULCOSE
- A36.38 ATP's
- B37.38 ATP's
- C32.38 ATP's
- D36.10 ATP's
43What are the four Stages of Aerobic Respiration
Stage 1 : [blank_start]Glycolysis[blank_end]
Stage 2 : [blank_start]Formation of acetyl coenzymes[blank_end]
Stage 3 : [blank_start]Citric acid Cycle[blank_end]
Stage 4 : [blank_start]Chemioosmosis[blank_end]- AGlycolysis
- BLactic acid cycle
- CFormation of acetyl coenzymes
- DFormation of citric acid
- ECitric acid Cycle
- FFormation of acetyline
- GChemioosmosis
- HSulfur Excretion
44Glycolysis occur in 3 phases
- AVerdadeiro
- BFalso
45Define the equation " glucose + 2 ATP → 2 G3P + 2 ADP → 2G3P + 2NAD+ + 4ADP → 2 pyruvate + 2NADH + 4ATP "
- AGlycolsis
- BCitric Acid Cycle
- CChemosmosis
- DAcetyle coencyme
46What are the Net products of glycolysis
- A2 ATPs
- B5 ATPs
- C2 NADHs
- D1 NADHs
- E2 pyruvates
- F1 pyruvates
47What are the Citric acid cycle products per glucose
- A6 NADH, 2 FADH2
- B5 NADH, 2 FADH2
- C2 ATP
- D3 ATP
- E4 CO2
- F3 CO2
48Each Citrate begins a “cycle” of ______ subsequent
reactions,- ASix
- BSeven
- CThree
- DTwo
49Name the following blanks
- AAcetyl Coenzyme A
- BCoenzyme
- CCitrate
- DCarbon Compound
- EAcetyl coenzyme
- FCitrate
- G4 carbon compound
- HOxaloacetate
- I5 carbon compound
- J3 carbon compound
- K1 carbon compound
- L4 carbon compound
- M4 carbon bond
- N5 carbon bond
- O2 carbon bond
- P3 carbon bond
- QOxaloacetate
- R4 carbon compound
- Scitrate
- T5 carbon compound
50Their high-energy electrons lose energy as they pass from
one electron acceptor molecule to another- AVerdadeiro
- BFalso
51Electron acceptors/carriers are usually transmembrane
proteins embedded in cristae- AVerdadeiro
- BFalso
52" Establishes proton gradient and Free energy released from electron transporting used to
pump H+ across cristae"
Best suits which one of the following- AOxidative Phosphorylation
- BElectron Transport Chain
- CCitric cycle
- DAcetyl
53What does Electron Transport Chain mean ?
- AAn 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.
- BAn 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.
- CAn 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.
- DAn 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.
54Can Amino acids be broken down to produce ATP ?
- AMaybe
- BYes
- CNo
- DNone of the above
55Define the image
- AAmino Acid
- BErepsin
- CLeucines
- DNucleic acid sequence 1
56Define the equation
- ACitric cycle
- BDietary lipids
- CECH
- DGlycolysis
57Anaerobic Respiration Does use O2 as final electron acceptor
- AVerdadeiro
- BFalso
58Anaerobic respiration uses [blank_start]inorganic[blank_end] substance as final electron acceptor during
electron transport chain- Ainorganic
59Fermentation best suits
- AAnaerobic process that does not use electron transport
chain - BDoes not use O2 as final electron acceptor
- CUses inorganic substance as final electron acceptor during
electron transport chain - DProduces 5 ATP/glucose by substrate-level phosphorylation
during glycolysis
- AAnaerobic process that does not use electron transport
60Pyruvate is not end product of fermentation
- AVerdadeiro
- BFalso
61NADH produced during glycolysis must not be converted back to NAD+ to allow glycolysis to continue
- AVerdadeiro
- BFalso
62In ____________________ Pyruvate converted to 2-C ethyl alcohol (2-C) and CO2
- AAlcohol fermentation
- BFermentation
- CPyruvate fermentation
- DAnaerobic fermentation
63Yeasts are facultative anaerobes Used in brewing
- AVerdadeiro
- BFalso
64Does Bacteria & Virus use Lactate (lactic acid) fermentation
- ATrue
- BFalse
- CBacteria uses but virus does not
- DVirius uses but bacteria does not
65Is "Oxygen" needed for sustained activity in lactic fermentation
- AYes
- BNo
- CYes but not necessarily needed
- DNo but better to have it
66Who is the father of heredity.
- AGregor Mendel
- BCharles Darwin
- CRacheal Carlson
- DRobert hooke
67When did Mendel Die?
- A1884
- B1885
- C1883
- D1880
68What plant did mendel use for his expirmient
- ACucumer
- BPea
- CCarrot
- DSun Flower
69How many phenotypic traits did mendel study
- ASeven
- BEight
- CSix
- DFive
70Homologous chromosomes carry same genes, but can carry
different alleles of those genes- ATrue
- BPartly True
- CFalse
- DNone of the Aove
71What is a Locus
- APhysical location where a gene resides on a chromosome
- BPhysical location where a gene resides on a Nucleic acid
- CPhysical location where a Amino acids resides on a chromosome
- DPhysical location where a gene resides on a Metabolic cell
72Which of the following is Not Mendel’s Principle of Segregation
- AAlleles separate during formation of reproductive cells
- BIn F2 generation, fertilization involving two t gametes allowed short
phenotype to reappear - CHomologous chromosomes carry same genes
- DF1 generation gametes contained
dominant tall allele (T) OR recessive short allele (t)
73Understanding inheritance of single trait (locus) with two alleles
- AMono Hybrid Cross
- BTheory of evolution
- CDihybrid Cross
- DGenetic Terminology
74Tracks inheritance of two traits, governed by genes on nonhomologous chromosomes
- ADihybrid Cross
- BMono hybrid cross
- CTheory of Evolution
- DMendel's Experiment
75In Dihybrid cross F1 individuals produce four gametes types with equal probability namely
- ABS, Bs, bS, bs
- BBS, Bs,BS, Bs,
- CbS, bs,BS, Bs,
- DBs, Bs, bs, bs
76In F2 generation Predictable phenotype ratio is
- A9:3:3:1
- B9:3:3:3
- C9:2:1:2
- D5:1:5:2
77Which one is Not Mendel’s Principle of Independent Assortment
- AAlleles on nonhomologs distributed randomly into gametes,independently of one another
- BRandom orientation of homologous chromosomes in metaphase II
- CIn guinea pigs, assortment of B and b alleles not affected by assortment of S and s alleles
- DB allele equally likely to end up in a gamete with S or s allele
78Thomas Hunt Morgan’s work with fruit flies Took place in ___________expanded genetics knowledge.
- AEarly 1900
- BEarly 1920
- CLate 1900
- DLate 1920
79What are sex chromosomes?
- AGenes which largely determine gender in most eukaryotes
- BGenes which largely determine gender in most prokaryotes
- CGenetics which determine gender in some eukaryotes
- DGenetics which termine gender in most eukaryotes
80In mammals, birds and many insects, sex-determining genes on sex chromosomes are
- AFemale mammals XX
Male mammals YY - BFemale mammals XY
Male mammals YY - CFemale mammals YX
Male mammals XX - DFemale mammals XX
Male mammals XY
- AFemale mammals XX
81Sex determination in animals
[blank_start]X-Y[blank_end] system Mammals Including Humans
[blank_start]X-O[blank_end] system Certain Insects
[blank_start]Z-W[blank_end] system Birds, Fishes and some insects
[blank_start]Haplo-Diploid[blank_end] system Most bees and Ants- AX-Y
- BX-K
- CZ-W
- DZ-H
- EX-T
- FX-W
- GX-O
- HX-I
- IX-X
- JHaplo-Diploid
- KX-A
- LX-N
82During early [blank_start]embryonic[blank_end] development, random inactivation of
one X chromosome occurs in somatic cells- Aembryonic
83If ___________ heterozygous is for X-linked trait, one allele expressed in half
of the body, other allele expressed in the other half- AMale
- BFemale
- CNone of the above as it has not een devleoped
84Cats carry one of their fur color genes on___chromosome
- AX
- BY
- CH
- DXY
85In which of the following a Heterozygote has intermediate phenotype
- AMono Hybrid cross
- BDihybrid Cross
- CIncomplete Dominence
- DGenectiic Variation
86Heterozygote simultaneously expresses phenotype of both homozygotes relates to
- ACodominance
- BMonohybrid cross
- CDihybrid cross
- DIncomplete Dominance
87What is Pleiotropy?
- AAbility of one gene to affect multiple traits
- BAbility of one gene to affect two traits
- CAbility of one gene to affect one traits
- DAbility of one gene to affect no traits
88Alleles from different loci interact to determine phenotype is GENE INTRACTION
- AVerdadeiro
- BFalso
89Human skin color determined by 7 genes
- AVerdadeiro
- BFalso
90Genetically identical individuals may develop differently in different environments
- AVerdadeiro
- BFalso
91Human height is polygenic
- AVerdadeiro
- BFalso
92_____________ is condensed chromatin
- AChromosome
- BTelomeres
- CKeratin
- DLipids
93Name the parts
- ANucleus
- BNuclear pores
- CNucleus Envelope
- DChromatin
- ENucleolus
- FCisternae
941 nucleosome =_____ histone protein and _____ base pairs of DNA
- A8 and 142
- B7 and 146
- C6 and 142
- D8 and 146
95What do you see in the picture given
- ADNA without Histones
- BDNA with Histones
- CBasic Structure of DNA
- DNone of the above
96What happens during Prophase ?
- AThe nucleosome condenses into many tight small chromosomes
- BThe nucleosome condenses into many loose small chromosomes
- CThe nucleus decays into many tight small chromosomes
- DThe nucleosome condenses into many tight large chromosomes
97Bacterial chromosome have histone
- AVerdadeiro
- BFalso
98Bacterial chromosome have histone
- AVerdadeiro
- BFalso
99Which of the following answers best suit
>Epithelial cells undergo mitosis constantly >Mature blood cells don't divide > Stem cells in the bone marrow divide.- AEukaryotic Cell Cycle
- BProkaryotic Cell Cycle
- CCitric Cycle
- DLipids cell cycle
100Cardiac muscles can change and grow new muscle but skeletal muscles cannot repair and remodel gradually.
- AVerdadeiro
- BFalso
101What does Coenocytic means [blank_start]multinucleate[blank_end]
- Amultinucleate
102 Interface
G1 phase ([blank_start]first gap[blank_end] phase)
• S phase ([blank_start]synthesis[blank_end] phase)
• G2 phase ([blank_start]second gap[blank_end] phase)- Afirst gap
- BSynthesis phase
- CSynthesis
- DFirst Gap
- ESecond Gap
- FSecond Gap
- GSecond gap
- HSynthesis
- IFirst Gap
103What happens during S phase (synthesis phase)
- ACentrioles duplicated
- BHistone proteins synthesized
- CDNA replicates
- DProtein synthesis increases
- ECell Grows and Prepares for S shape
104Mitosis is a Continuous process of five stages
- AVerdadeiro
- BFalso
105Order the stages of Mitosis
[blank_start]Prophase[blank_end] [blank_start]prometaphase[blank_end] [blank_start]metaphase[blank_end] [blank_start]anaphase[blank_end] [blank_start]telophase[blank_end]- AProphase
- BPrometaphase
- CMetaphase
- DAnaphase
- ETelophase
- FPrometaphase
- GProphase
- HMetaphase
- IAnaphase
- JTelophase
- KMetaphase
- LProphase
- MPrometaphase
- NAnaphase
- OTelophase
- PAnaphase
- QProphase
- RPrometaphase
- SMetaphase
- TTelophase
- UTelophase
- VAnaphase
- WMetaphase
- XPrometaphase
- YProphase
106_______________ is a protein where the microtubules attach to the chromosomes.
- AKinetochore
- BLipids
- CChromatids
- DCentromere
107What happens during Prometaphase?
- ANuclear envelope fragments
- BCytoskeleton disassembled
- CMitotic spindle begins to form
- DCytoskeleton assembled
108During Anaphase the sister chromatids separate
- AVerdadeiro
- BFalso
109Name the images
- AInterphase
- BProphase
- CPrometaphase
- DMetaphase
- EAnaphase
- FTelophase
110Prokaryotes use binary fission
- AVerdadeiro
- BFalso
111Asexual reproduction in eukaryotes uses mitosis
- AVerdadeiro
- BFalso
112Sexual reproduction in eukaryotes involves mitosis
- AVerdadeiro
- BFalso
113Ploidy Contain only one member of each homologous chromosome pair
- AVerdadeiro
- BFalso
114In plants, fungi and some protists, meiosis does directly yield haploid gametes
- AVerdadeiro
- BFalso
115shorter wave lengths = less energy
- AVerdadeiro
- BFalso
116Humans detect photons that correspond to UV portion of electromagnetic spectrum
- AVerdadeiro
- BFalso
117Which one has the longest wavelength
- AMicrowaves
- BVisible Light
- CX-rays
- DGamma Rays
118When certain types of molecules absorb____________, an electron becomes energized
- APhotons
- BNeutrons
- CElectrons
- DNone
119What is pigment of light
- AA molecule that can be exited by light
- BA molecule that can be destroyed by light
- CA molecule that can be split by light
- DA molecule that can be pigmented by light
120____________________ cells have chloroplast, and they are the ones that perform photosynthesis.
- AParenchyma
- BLipids
- CCellular
- DRespiratory
121Chlorophylls a and b absorb ________ and _______ light
- AGreen and blue
- BBlue and red
- CRed and green
- DRed and Yellow
122Chlorophyll______ is primary photosynthetic pigment
- Aa
- Bb
- Cac
- Dab
123Carotenoids absorb _______ and________ light
- ABlue and blue-green
- BRed and Yellow-green
- CGreen and yellow-red
- DBlue and blue-red
124Energy is transferred from pigment to pigment till it reaches chlorophyll " a ", and the wavelength is Decreased
- AVerdadeiro
- BFalso
125Light energy is converted to chemical energy in [blank_start]Photosynthesis[blank_end]
- APhotosynthesis
126Photosystem are made up of __________ and pigments.
- AProteins
- BCarbon
- COxygen
- DNitrogen
127Photosystem I (P720) is one of the types of photostem
- AVerdadeiro
- BFalso
128Light-Dependent Reactions Begin when pigment molecule absorbs photon
- AVerdadeiro
- BFalso
1291 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 [blank_start]electron transport chain[blank_end].
- Aelectron transport chain
130What does best suit Photophosphorylation?
- ADuring light-dependent reactions, synthesis of ATP coupled to transport of electrons originally energized by photons
- BDuring light-dependent reactions, synthesis of ATP coupled to transport of photons originally energized by Electrons
- CElectrons flow two at a time
- DEach Photophosphorylation has a reaction center
131What is the use of Photoposporalation
- AUsed to pump protons across thylakoid membrane from stroma to thylakoid lumen
- BUsed to Absorb protons across thylakoid membrane Using stroma and thylakoid lumen
- CUsed to Excrete Electrons across thylakoid membrane Using stroma and thylakoid lumen
- DUsed to pump Protiens across thylakoid membrane from stroma to thylakoid lumen
132What is shown in the given image
- ALight-Dependent Reation
- BNitrogen Fixation Reaction
- CPhotophosphorylation Reaction
- DCarbon Fixation reaction
133Calvin cycle occurs in [blank_start]stroma[blank_end]
- Astroma
134Carbon Fixation Reactions are also known as C3 pathway
- AVerdadeiro
- BFalso
135What are the three phases of carbon fixation
- ACarbon reduction phase
- BNitrogen reduction phase
- CRuBP regeneration phase
- DRuBB regeneration phase
- ECarbon dioxide uptake Phase
- FCarbon uptake Phase
136Carbon fixation requires CO2 and light (indirectly)
- AVerdadeiro
- BFalso
137Some plants use C3 pathway to fix carbon prior to Calvin cycle
- AVerdadeiro
- BFalso
138What does "CAM " in Pathway stand for
- ACrassulacean acid metabolism
- BCrassulacean angular metabolism
- CCrassulacean acid mitosis
- DCarbon acid metabolism
139The sourses of genetic variation during miosios are:
- AThey Result in Daughter cell
- BCrossing Over and Random Assortment of meternal and paternal homologs
- CSynapis and mutation
- DCrossing over and random pairing of tetrads
140What is a dominant allele
- AHaving two different Allele for a gene
- BDetermines phenotype is hetrozygote
- CThe Genetic Makup of a person
- DMore Common In a population
141A barr body in a mammalian female cell represents
- AInactivated X Chromosome
- BActivate X Chromosome
- CA polor body
- DAn inactivated oolycte
142In 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?
- A25%
- B75%
- C50%
- D100%
143when 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
- A100%
- B50%
- C75%
- D25%
144Black 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
- A1/2
- B3/4
- C9/16
- D3/16
145The overall reactions of photosynthesis are best summarized as
- A6 CO2+ 12 H2O->C6H12O6 +12 O2
- B6 CO2+ 12 H2O->C6H12O6 +12 H2O
- C6 CO2+ 12 O2->C6H12O6 +12 H2O
- D6 CO2+ 12 O2+C6H12O6->12 O6 +12 H2O
146During the electron transport chain h2o is formed where does the oxygen for the synthesis of h20 come from
- AO2
- BH2O
- CC6H1O2
- DPvruvate
147When one molecule of glucose is completely oxidized in aerobic respiration the net amount of atp produced is
- A36 to 38
- B2
- C28 to 36
- D4
148In C4 plants reactions that fix co2 into four-carbon compounds occur in
- AXylem cell
- BBundle shealth cell
- CMesophyll cell
- DGuard Cell
149An animal with a diploid number of 36 will have______ chromosomes in its gamets and ______ tetrads during meiosis I
- A15 and 20
- B18 and 36
- C18 and 18
- D17 and 18
150During 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.
- AElectron and neutron
- BProtons and Neutons
- CElectrons and protons
- DNeutrons and protons
Informações
- Descrição
- Entrance Biology Quiz sobre Biology Quiz Final, criado por Digital Growth em 18-03-2017.
- Autor
- Digital Growth
- Idioma
- English
- Visualizações
- 37
- Etiquetas
- Avaliação
- Ainda sem avaliações Avalie este quiz