Sunday, August 14, 2011
Genotype Phenotype Genetics?
The hornless trait in cattle is dominant to the horned trait. A certain hornless bull is mated to three cows. Cow A, which is horned produces a polled calf. Cow B, also horned produces a horned calf. Cow C, which is hornless produces a horned calf. What are the genotypes of the four parents?
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