1.

Question : Bateson used the terms coupling and repulsion, while discovering linkage in Lathyrus.If A, B are dominant alleles and a, b are recessive alleles of two genes, parental crosses in coupling and repulsion phases can be written as follows

Answer»

Coupling-AABB,aabb, Repulsion-Aabb,aaBB
coupling-AABB,aabb.Repulsion-AABB,Aabb
coupling-aaBB,aabb,Repulsion-Aabb,aabb
Coupling-Aabb,aaBB, Repulsion-AbBa,aabb

Answer :A


Discussion

No Comment Found