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In a dihybrid cross, if you get 9:3:3:1 ...

In a dihybrid cross, if you get 9:3:3:1 ratio it denotes that:

A

The alleles of two genes are interacting with each other

B

It is a multigenic inheritance

C

It is a case of multiple alleles m

D

The alleles of two genes are segregation independently.

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