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Biology MCQs

All MCQs

All MCQs

41.

In what cellular process does the enzyme RNA polymerase play a crucial role?

A

B

C

D

42.

Which type of RNA molecule is involved in splicing out introns from pre-mRNA?

A

B

C

D

43.

What is the function of chloroplasts in plant cells?

A

B

C

D

44.

Which molecule acts as the final electron acceptor in the electron transport chain during cellular respiration?

A

B

C

D

45.

What is the main function of the lysosome?

A

B

C

D

46.

During which cellular process is a vesicle formed to engulf extracellular material and bring it into the cell?

A

B

C

D

47.

What is the primary role of the cell membrane?

A

B

C

D

48.

Which cellular process reduces the chromosome number by half, resulting in the production of haploid cells?

A

B

C

D

49.

Which enzyme is involved in sealing nicks and joining fragments of DNA during replication and repair?

A

B

C

D

50.

In which part of the cell does glycolysis occur?

A

B

C

D