Sagot :
A monohybrid cross is a cross between first-generation offspring of parents who differ in one trait while a dihybrid cross is a cross between first-generation offspring of parents who differ in two traits.
Answer:
A monohybrid cross is defined as the cross happening in the F1 generation offspring of parents differing in one trait only. A dihybrid cross is a cross happens F1 generation offspring of differing in two traits.