AP (Advanced Placement) Biology: Questions 78 - 83 of 327

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Question number: 78

» DNA and Protein Synthesis

MCQ▾

Question

Where are ribosomes found within a cell?

Choices

Choice (5) Response

a.

Only within the endoplasmic reticulum

b.

Within the cytoplasm, mitochondria, and chloroplasts

c.

Only within the cytoplasm

d.

Within the cytoplasm and endoplasmic reticulum

e.

Only within the nucleus

Question number: 79

» Enyzmes and Metabolism

MCQ▾

Question

A reaction that breaking down macromolecules to releases energy is referred to as

Choices

Choice (5) Response

a.

glycolytic

b.

metabolic

c.

catabolic

d.

anabolic

e.

glycolysis

Question number: 80

» Enyzmes and Metabolism

MCQ▾

Question

Which of the following reaction is the example of the breakdown of glucose to pyruvate by a cell?

Choices

Choice (5) Response

a.

Catabolic reaction

b.

β-oxidation reaction

c.

Synthetic reaction

d.

Aerobic reaction

e.

Anabolic reaction

Question number: 81

» Enyzmes and Metabolism

MCQ▾

Question

Name of the enzyme which helps in conversion of pyruvate into acetyl-CoA is called:

Choices

Choice (5) Response

a.

Pyruvate dehydrogenase

b.

Gyrase

c.

Helicase

d.

Pyruvate hydrogenase

e.

Question does not provide sufficient data or is vague

Question number: 82

» DNA and Protein Synthesis

MCQ▾

Question

Same amino acid is coded by multiple codons due to:

Choices

Choice (5) Response

a.

Redundant

b.

Transcription

c.

Mutation

d.

Degeneracy

e.

Both a. and d. are correct

Question number: 83

» DNA and Protein Synthesis

MCQ▾

Question

Which of the following is the proper representation for the process known as biology’s central dogma?

Choices

Choice (5) Response

a.

Replication → transcription → translation

b.

RNA → DNA → RNA → proteins

c.

Survival of the fittest results in the founding of new species

d.

RNA ← DNA → proteins

e.

Genotype changes produce phenotype changes

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