Gray seed color in peas is dominant to white.  Assume that Mendel conducted a series of experiments where plants with gray seeds were crossed with each other and the following progeny were produced:  320 gray and 80 white.  (a) What is the most probable genotype of each parent?  (b)  Based on your answer in (a) above, what genotypic and phenotypic ratios are expected in the progeny?

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter12: Mendel's Experiments And Heredity
Section: Chapter Questions
Problem 24CTQ: Mendel performs a cross using a true-breeding pea plant with round, yellow seeds and a true-...
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Gray seed color in peas is dominant to white.  Assume that Mendel conducted a series of experiments where plants with gray seeds were crossed with each other and the following progeny were produced:  320 gray and 80 white.  (a) What is the most probable genotype of each parent?  (b)  Based on your answer in (a) above, what genotypic and phenotypic ratios are expected in the progeny?  

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