Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Molecular Basis of Inheritance

Question:

One of the following is NOT a characteristic/ criteria of genetic materials, identify it:

Options:

Genetic material should be able to generate its replica

Genetic material should be stable chemically and structurally

It should not provide the scope for mutations.

It should be able to express itself in the form of mendelian characters.

Correct Answer:

It should not provide the scope for mutations.

Explanation:

The correct answer is Option (3) -It should not provide the scope for mutations.

A molecule that can act as a genetic material must fulfill the following criteria:

(i) It should be able to generate its replica (Replication).

(ii) It should be stable chemically and structurally.

(iii) It should provide the scope for slow changes (mutation) that are required for evolution.

(iv) It should be able to express itself in the form of 'Mendelian Characters’.