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0 votes
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in Biology by (38.5k points)

Blood grouping in humans is controlled by

(A) 4 alleles in which A is dominant.

(B) 3 alleles in which AB is co-dominant.

(C) 3 alleles in which none is dominant.

(D) 3 alleles in which A is dominant.

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1 Answer

+1 vote
by (40.4k points)

Correct Option is (B) 3 alleles in which AB is co-dominant.

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