NEET Previous Year Question

Which one of the following is a wrong statement regarding mutations?

Topic: NEET PYQ

Answer: C. Full step-by-step solution below.

  1. ACancer cells commonly show chromosomal aberrations.
  2. BUV and Gamma rays are mutagens.
  3. CChange in a single base pair of DNA does not cause mutation.
  4. DDeletion and insertion of base pairs cause frame-shift mutations

Correct answer: C

Solution

(c) This statement is wrong because a change in a single base pair does cause mutation (called point mutation).

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