Biotechnology Principles And Processes Question 3

Question: Which one of the following is NOT an advantage of inbreeding?

(1) It decreases the productivity of inbred population, after continuous inbreeding.

(2) It decreases homozygosity.

(3) It exposes harmful recessive genes that are eliminated by selection.

(4) Elimination of less desirable genes and accumulation of superior genes takes place due to it.

Show Answer

Answer: (2) It decreases homozygosity.

Explanation-

Inbreeding actually increases homozygosity, not decreases it. The other options listed are either disadvantages or advantages of inbreeding.