(Solved): A. B, b, neither B. B, b, neither At a locus known to affect the amount of back fat, the following b ...

At a locus known to affect the amount of back fat, the following back fat widths have been observed for these three genotypes: A. Which allele do you expect to increase in frequency as a result of the farmer's selection on amount of back fat? B. Which allele has a dominant effect on amount of back fat?