Botany-DNA Replication

NEET Botany DNA Replication MCQ Question

Type: MCQ-conceptual-Hard-Class 12

Which of the following combinations accurately describe aspects of DNA replication and transcription?

A

DNA replication is a semi-conservative process and RNA polymerase catalyzes all steps of transcription.

B

DNA strands are complementary and transcription involves RNA polymerase associating with initiation and termination factors.

C

The distance between base pairs in DNA is variable and mRNA is synthesized during DNA replication.

D

Adenine pairs with cytosine in DNA and RNA polymerase elongates RNA by adding nucleotides to the 3' end.

Correct Answer

Option B

Detailed Explanation

DNA strands are indeed complementary, and RNA polymerase associates with initiation and termination factors to facilitate transcription, which aligns with the processes described in the NCERT context.

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