Q. Mating of an organism to a double recessive in order to determine whether it is homozygous or heterozygous for a character under consideration, is called
A) Reciprocal cross
B) Test cross
C) Dihybrid cross
D) Back cross
Explanation
Test cross is the cross of an individual with its homolozygous recessive parent. In other words, we can say that it is a specialized back cross of F1-hybrid with it’s homozygous recessive parents in order to determine whether it is homozygous or heterozygous for a character.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.