Biology help! genetics. PLEASE!?

  • Thread starter Thread starter Maria R
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Maria R

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In a species of fish, red body color is dominant to yellow body color; black stripes are dominant to no stripes, and long fins are dominant to short fins, A mating takes place between two fish with the following genotypes:

RrBBFf X RrBbff

what proportion of the offspring is expected to have the dominant phenotype at all 3 loci?


what proportion of the offspring is expected to be heterozygous at all three loci?


PLEASE HELP :) thank you!
 
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