Principles of Inheritance and Variation Question 64
64. Two crosses between the same pair of genotypes or phenotypes in which the source of the gametes are reversed in one cross, is known as
(a) reverse cross
(b) test cross
(c) reciprocal cross
(d) dihybrid cross
Show Answer
Answer : c
Hints & Solution
(c) Dihybridcrossismadebetweenindividuals having contrasting traits in order to study the inheritance of two pairs of alleles. Test cross is a back cross between individual with a dominant trait and its recessive parent to know whether the individual is homozygous or heterozygous for the trait.
