Explore topic-wise MCQs in Molecular Biology.

This section includes 14 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.

________________ is a modification of RT – PCR.

A. Overlap extension PCR
B. Inverse PCR
C. Thermal cycle sequencing PCR
D. RACE
Answer» E.
2.

The cDNA library provides several advantages over RT – PCR.

A. True
B. False
Answer» C.
3.

The digestion of mRNA during RT – PCR is carried out by the enzyme ____________

A. Exonuclease
B. RNase H
C. Bal 31
D. Endonuclease
Answer» C. Bal 31
4.

In RT – PCR the enzyme deoxynucleotydil transferase adds poly – G residues in the __________

A. 5’ end of RNA
B. 3’ end of RNA
C. 3’ end of cDNA
D. 5’ end of cDNA
Answer» D. 5’ end of cDNA
5.

Which of the following serves as the first primer in RT – PCR for eukaryotic RNA?

A. Oligo A
B. Oligo T
C. Oligo G
D. Oligo C
Answer» C. Oligo G
6.

Reverse transcriptase produces DNA from RNA.

A. True
B. False
Answer» C.
7.

________________ is a modification of RT – PCR?#

A. Overlap extension PCR
B. Inverse PCR
C. Thermal cycle sequencing PCR
D. RACE
Answer» E.
8.

The cDNA library provides several advantages over RT – PCR _________$

A. True
B. False
Answer» C.
9.

From which organism is the enzyme reverse transcriptase isolated?

A. Bacteria
B. Fungi
C. Virus
D. Prions
Answer» D. Prions
10.

How many primers are used in the process of reverse transcriptase amplification?

A. 1
B. 2
C. 3
D. 4
Answer» C. 3
11.

The digestion of mRNA during RT – PCR is carried out by the enzyme ____________$

A. Exonuclease
B. RNase H
C. Bal 31
D. Endonuclease
Answer» C. Bal 31
12.

In RT – PCR the enzyme deoxynucleotydil transferase adds poly – G residues in the __________$

A. 5’ end of RNA
B. 3’ end of RNA
C. 3’ end of cDNA
D. 5’ end of cDNA
Answer» D. 5‚Äö√Ñ√∂‚àö√ë‚àö¬• end of cDNA
13.

Which of the following serves as the first primer in RT – PCR for eukaryotic RNA?$

A. Oligo A
B. Oligo T
C. Oligo G
D. Oligo C
Answer» C. Oligo G
14.

Reverse transcriptase produces DNA from RNA _______

A. True
B. False
Answer» C.