Explore topic-wise MCQs in Genetic Engineering.

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

1.

Choose the correct statement for the cI gene.

A. It represses only cII gene
B. It activates cII gene and represses cIII gene
C. It represses both cII and cIII gene
D. It activates both cII and cIII gene
Answer» D. It activates both cII and cIII gene
Discussion
2.

Choose the incorrect statement for lysogenic mode.

A. PRE forms cI gene product which is responsible for activation of promoters
B. The cII protein is responsible for interfering with cro and Q proteins and they are required for lytic life cycle
C. The cII protein activates the promoter PINT
D. The Int protein with host protein is responsible for site specific recombination
Answer» B. The cII protein is responsible for interfering with cro and Q proteins and they are required for lytic life cycle
Discussion
3.

What is the function of the N gene?

A. It promotes the function of terminators
B. It overrides the function of terminators
C. It promotes the production of the cro gene
D. It is responsible for making the infectious particle linear
Answer» C. It promotes the production of the cro gene
Discussion