JAMB Biology 1998 Question 50

Question 50

Chromosomes, DNA and Sex Linkage

The basic point of impact by changes which produce mutation is the

  1. A.gametes
  2. B.chromosomes
  3. C.phenotype
  4. D.zygote.
Show the answer and explanation

Answer: B (chromosomes)

Explanation

Mutations are changes in genes or chromosomes, the carriers of hereditary material.