Principle of Inheritance and VariationHard

Question

How many different Genotypes can be expected in the F2 of the crossing : AABB X aa bb when
I the genes are completely coupled and II the genes inherit independently.
                   I            II
A                3            4
B                3            9
C                4            9
D                4            16
E                9            16

Options

A.A
B.B
C.C
D.D

Solution

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