Test
EDEXCEL IAL BIOLOGY TOPICS 3 and 4
Preguntas del test (20)
1After a protein exits the ribosome, it is modified into its secondary structure. In which organelle this occurs?
- ARER (Rough endoplasmic reticulum)
- BGolgi app.
2In which mitotic process the chromatin STARTS to condense?
- AProphase
- BMetaphase
- CAnaphase
- DTelophase
3Which structure is present in a Prokaryotic cell but NOT in a Eukaryotic cell?
- ARibosomes
- BCapsule
- CCell Membrane
- DLysosomes
4When cells become specialized, which of the genes are transcribed?
- AThe ones that are switched ON
- BThe ones that are switched OFF
5In the cell cycle, the "S" stands for...
- ASynthesis of proteins
- BSynthesis of DNA
6Describe the term "Polygenic Inheritance"
- AInheritance of phenotypes that are determined by the collective effect of several genes
- BInheritance of genotypes that are determined by the collective effect of several genes
7The Smooth-Endoplastmic Reticulum (SER) is in charge of...
- AProducing Proteins
- BProducing Lipids
- CProducing Carbohydrates
8In meiosis, what increases genetic diversity?
- ACrossing-over
- BPolygenic Inheritance
9Kinases are activated by...
- ALipids
- BCyclins
- COther Kinases
- DOncogenes
10Stem cells can be obtained from...
- ASpare embryos
- BCells in the brain
- CBlood from the umbilical cord
- DCells removed from an embryo at the 8 cell stage
- ECells removed from an embryo at the 12 cell stage
11Cellulose and Starch are both polymers of...
- AGlucose
- BAmylose
- CSucrose
12Xylem vessels contain dead cells?
- AVerdadero
- BFalso
13Cellulose is a polysaccharide made of _____(a)______ joined together by ______(b)_________ in ________(c)_________ reactions.
- A(a) β-glucose (b) glycosidic bonds (c) condensation
- B(a) β-glucose (b) hydrogen bonds (c) condensation
- C(a) α-glucose (b) glycosidic bonds (c) condensation
- D(a) α-glucose (b) hydrogen bonds (c) hydrolysis
14Nitrate ions are used by plants to...
- AConvert carbohydrates into nucleotides
- BConvert carbohydrates into amino acids
- CConvert carbohydrates into chlorophyll
15An example of a placebo is...
- AAspirin
- BWater
- CWater with sugar
- DAny type of drug
16"Where a species is found only within a particular niche in a particular ecosystem" is the definition for...
- AEndemic
- BNiche
- CSpecies richness
17"Is a measure of biodiversity where the number and variety of species in an area is recorded" is the definition for...
- AEndemic
- BNiche
- CSpecies Richness
18"Is the specific part of the ecosystem in which a species lives and any adaptations the species has that makes it successful there" is the definition for...
- AEndemic
- BNiche
- CSpecies Richness
19In nature, we have Bacteria, ______________ and _________________. Which are the groups missing?
- AArchea
- BEukaryotes
- CAnimalia
- DPlantae
20Drugs need to pass through ____ phases until it can be licensed.
- A1
- B2
- C3
- D4
Información
- Descripción
- Edexcel IAL (6BI01/01) Biology test for topics 3 and 4, including: The voice of the genome and Biodiversity and natural resources.
- Autor
- aoijmpi
- Idioma
- Español
- Visitas
- 270
- Etiquetas
- Valoración
- Aún sin valoraciones Valora este test