Which of following is/are exception(s) of independent assortment ? Why? 1.Duplicate dominant epistasis 2.Complementary gene action/ Duplicate recessive epistasis 3.Linkage
Linkage is an exception. It does not allow the two alleles to be separately and idependently distributed between the daughter cells. In the other two cases, the passage of one of the alleles to the daughter cells does not affect the possibility of passage of the other one.