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Onion bulb shows white coloration instea...

Onion bulb shows white coloration instead of red - yellow pigmentation when alleles of another gene I is present. It is an example of
(a) Recessive epistasis
(b) Dominant epistasis
(c) Dominant-recessive epistasis
(d) Collaborative supplementary gene

A

Recessive epistasis

B

Dominant epistasis

C

Dominant-recessive epistasis

D

Collaborative supplementary gene.

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