Explore topic-wise MCQs in Molecular Biology Questions and Answers.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

The –10 promoter region is rich in ______________ bases.

A. A, G
B. C, T
C. A, T
D. C, G
Answer» D. C, G
Discussion
2.

–10, – 35 and +1 sites are the consensus promoter sites of sigma factor ______________

A. σ70
B. σ32
C. σ54
D. σ28
Answer» B. σ32
Discussion
3.

The –35 sequence is highly conserved and has a consensus sequence of ___________

A. TGACAA
B. TCGAA
C. TGCAAC
D. TTGACA
Answer» E.
Discussion