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44 votes
44 votes
Some breeds of beef cattle have two color options, red and black, where the black version of the gene (B) is dominant over the red version (b).

A chromosomes
B alleles
C proteins

User Richrd
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1 Answer

21 votes
21 votes
This is b alleles what the question is implying i don’t know if that was the question.
User Pbmuk
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