Explore topic-wise MCQs in Molecular Biology.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Molecular Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

The shorter half life of mRNAs is essential for the cells environmental adaptation in prokaryotes.

A. True
B. False
Answer» B. False
2.

Which of the following is not a step to degrade mRNA?

A. Deadenylation
B. 5 3 exonuclease activity
C. 3 5 exonuclease activity
D. Site-specific degradation
Answer» E.
3.

Which of the following types of RNA is the most stable?

A. mRNA
B. hnRNA
C. tRNA
D. snRNA
Answer» D. snRNA
4.

Presence of premature stop codon triggers nonstop mediated decay.

A. True
B. False
Answer» C.
5.

Nonsense mediated mRNA decay is proceeded due to the ____________

A. Absence of tailing
B. Absence of capping
C. Absence of stop codon
D. Absence of ORF
Answer» E.