A red bull is crossed with a white cow and all of the offspring are roan, an intermediate color that is caused by the presence o

Question

charle [14.2K]

3 years ago

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A red bull is crossed with a white cow and all of the offspring are roan, an intermediate color that is caused by the presence o

f both red and white hairs. this is an example of alleles that are

Biology

1 answer:

Dmitrij [34] · Answer 1 · 2022-03-17T22:10:08+03:00

The intermediate color or rather condition, in this case "roan", is a result of two alleles being codominant. Codominance occurs when the phenotype (or the physical expression of the gene) of a heterozygote individual expresses both the alleles in a pair of genes. In the given situation, both parents are homozygotes.