The mother has the first blood group, and the father has the fourth. Can children inherit the blood type of one of the parents.

Given:

00 is the first blood group.

AB is the second blood group.

♀00, ♂AB.

Find: F1.

Decision:

R: ♀00 x ♂AB.

Gametes: 0, A, B.

F1: A0 (second group), B0 (third group).

Answer: no, they cannot. The children of this pair will have either a second or a third blood group.



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