Explore topic-wise MCQs in Bioinformatics.

This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.

1.

The __________ refers to two single-stranded regions on opposite strands connecting two adjacent base-paired segments.

A. hairpin loop
B. interior loop
C. pseudoknot loop
D. helical junctions
Answer» C. pseudoknot loop
Discussion
2.

The ______ refers to a structure with two ends of a single-stranded region (loop) connecting a base-paired region (stem).

A. helical junctions
B. hairpin loop
C. bulge loop
D. interior loop
Answer» C. bulge loop
Discussion
3.

Four main subtypes of secondary structures can be identified. They are hairpin loops, bulge loops, interior loops, and multi-branch loops.

A. True
B. False
Answer» B. False
Discussion
4.

In addition to the canonical base pairing, there often exists non-canonical base pairing such as _________ and ________ base paring.

A. G, U
B. G, C
C. U, C
D. A, C
Answer» B. G, C
Discussion
5.

Base pairing, in RNA, is A–G and U–C.

A. True
B. False
Answer» C.
Discussion
6.

Which of the following is not a base of RNA?a) Thymine (T)b) Adenine (

A. Thymine (T)
B. Adenine (A)
C. Cytosine (C)
D. Guanine (G)
Answer» B. Adenine (A)
Discussion
7.

Structures are not much important when it comes to the study of the functions.

A. True
B. False
Answer» C.
Discussion
8.

Unlike DNA, which is mainly double stranded, RNA is double stranded, although an RNA molecule can self-hybridize at certain regions to form partial double-stranded structures.

A. True
B. False
Answer» C.
Discussion
9.

THE________REFERS_TO_A_STRUCTURE_WITH_TWO_ENDS_OF_A_SINGLE-STRANDED_REGION_(LOOP)_CONNECTING_A_BASE-PAIRED_REGION_(STEM).?$

A. helical junctions
B. hairpin loop
C. bulge loop
D. interior loop
Answer» C. bulge loop
Discussion
10.

The______refers_to_two_single-stranded_regions_on_opposite_strands_connecting_two_adjacent_base-paired_segments.$

A. hairpin loop
B. interior loop
C. pseudoknot loop
D. helical junctions
Answer» C. pseudoknot loop
Discussion
11.

Four main subtypes of secondary structures can be identified. They are hairpin loops, bulge loops, interior loops, and multi-branch loops?

A. True
B. False
Answer» B. False
Discussion
12.

In addition to the canonical base pairing, there often exists non-canonical base pairing such as ___ and __ base paring.

A. G, U
B. G, C
C. U, C
D. A, C
Answer» B. G, C
Discussion
13.

Base pairing, in RNA, is A–G and U–C.$

A. True
B. False
Answer» C.
Discussion
14.

Structures are not much important when it comes to study of the functions.

A. True
B. False
Answer» C.
Discussion
15.

Unlike DNA, which is mainly double stranded, RNA is double stranded, although an

A.
B. True
Answer» C.
Discussion
16.

Which of the following is not a form of RNA?

A. mRNA
B. tRNA
C. qRNA
D. rRNA
Answer» D. rRNA
Discussion
17.

RNA structures can be experimentally determined using _____

A. x-ray crystallography techniques only
B. NMR techniques only
C. x-ray crystallography or NMR techniques
D. gel electrophoresis
Answer» D. gel electrophoresis
Discussion