Q. Homozygous purelines in cattle can be obtained by :
A) mating of related individuals of same breed.
B) mating of unrelated individuals of same breed.
C) mating of individuals of different breed.
D) mating of individuals of different species.
Explanation
[Solution] Inbreeding (mating of closely related individuals of the same breed for 4-6 generations) increases homozygosity, producing purelines. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.