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[A]: A gene affecting the expression of ...

[A]: A gene affecting the expression of an- other nonallelic gene is called epistatic gene.
[R]: Epistatic gene hides the expression of an allele at a different locus

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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A
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