Question

Inbreeding is carried out in animal husbandry because it .............

• A. increases vigour.
• B. improves the breed.
• C. increases heterozygosity.
• D. increases homozygosity.

Answer 1

Answer: (D)

increases homozygosity.

Interbreeding helps in the expression of recessive alleles for a trait that is advantageous. In order to obtain the expression of these alleles in homozygous form, interbreeding is carried out.

So, the correct answer is option D.