Explore topic-wise MCQs in Protein Engineering.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Protein Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

The digestion of IgG antibodies with pepsin produces how many fragments?

A. Four
B. One
C. Three
D. Two
Answer» E.
2.

Which of the following is the cellular receptor of HIV-1 envelope glycoprotein gp120?

A. CD12
B. CD3
C. CD8
D. CD4
Answer» E.
3.

The primary function of the linker in the ScFv molecule is to orientate the V domains into a specific structure to form the active binding site.

A. True
B. False
Answer» C.
4.

Which of the following consists of antibody VL fused to a VH by a linker peptide?

A. Humanized antibody
B. Chimeric antibody
C. Fragment of crystallization (Fc)
D. Single-chain Variable fragment (ScFv)
Answer» E.
5.

The digestion of IgG antibodies with papain produces how many fragments?

A. Four
B. One
C. Two
D. Three
Answer» E.
6.

Which of the following is not true for the production of monoclonal antibodies by conventional methods?

A. unsuitable for use
B. Time-consuming
C. Expensive
D. Inexpensive
Answer» E.
7.

Which of the following is a hybrid molecule that consists of non-identical heavy and light pairs, resulting in two different antigen specificities?

A. Chimeric antibody
B. Monoclonal antibody
C. Humanized antibody
D. Bispecific antibody
Answer» E.
8.

How many complementarity-determining regions (CDRs) are present in an IgG molecule?

A. Three
B. Ten
C. Six
D. Twelve
Answer» E.
9.

The hinge region is flexible and susceptible to proteolytic digestion.

A. False
B. True
Answer» C.
10.

Which of the following bonds help in the association of antibody H and L chains?

A. Peptide bonds
B. Ionic bonds
C. Hydrogen bonds
D. Disulfide bonds
Answer» E.
11.

Which of the following domains is responsible for antigen recognition and binding of antigens?

A. C domains
B. CH1 domain only
C. CH1 and CH2 domains
D. V domains
Answer» E.
12.

The amino-terminal domains of both heavy and light chains are variable; in that, they differ in amino acid sequence from antibody to antibody.

A. False
B. True
Answer» C.
13.

Which of the following technology has made it feasible to prepare large quantities of monoclonal antibodies (MAbs) with a defined antigen specificity?

A. Southern blotting
B. PCR
C. rDNA technology
D. Hybridoma technology
Answer» E.