Posted: August 17th, 2017
In shorthorn cattle, genes for red colour coat
are (r1) and white colour coat are (r2). Crosses
between red (r1r1) and white (r2r2) produced
(r1r2) roan. This is an example of [BHU 2003]
(A) complementary genes
(B) epistasis
(C) codominance
(D) incomplete dominance
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