Cell Biology Animations MCQs | Interactive Multiple Choice Questions with Visual Learning & Answer Explanations

2026/01/10 Multiple Choice Questions, Verified
Animations
Answers,
cellRationales,
biology mcqs.pdf
Comprehensive Study Material, Nursing Exam Prep
Animations multiple choices


How nucleotides are added in DNA replication

1. Arrange the following proteins in the proper order in which they participate in DNA
replication.
1 = Primase

2 = Helicase

3 = Single- strand binding proteins

4 = DNA polymerase I

a) 1, 2, 3, 4

b) 1, 3, 2, 4

c) 2, 3, 1, 4

d) 2, 3, 4, 1

e) 2, 4, 3, 1

2.Which of the following is required to replicate the lagging strand of DNA?

a) Okazaki fragments

b) primase

c) DNA ligase

d) A and B

e) A, B and C

3.. RNA primers are removed by the action of the enzyme

a) DNA pol III.

b) DNA pol I.

c) primase.

d) helicase.

e) phophodiesterase.

4.DNA pol III can initiate DNA synthesis.

a) True

, 2026/01/10 Multiple Choice Questions, Verified
Animations
Answers,
cellRationales,
biology mcqs.pdf
Comprehensive Study Material, Nursing Exam Prep
Animations multiple choices

b) False

5.To allow simultaneous replication of the leading and lagging strands by dimeric DNA pol III,
the DNA of the leading strand has to be folded.

a) True

b) False

Bidirectional DNA replication

1. The genetic material in bacteria is

a) double- stranded DNA

b) .double- stranded RNA.

c) single- stranded DNA.

d) single- stranded RNA.

e) either A or B

2.DNA replication in bacteria begins a

a) a single origin and proceeds in one direction.

b) a single origin and proceeds in both directions.

c) two origins and proceeds in both directions.

d) many origins and proceeds in one direction.

e) many origins and proceeds in one direction.

3.DNA replication is said to be

a) dispersive.

b) semi- conservative.

c) conservative.

d) liberal.

none the above

4.DNA replication does not require a template.

a) True