You have a pea plant with a yellow pea phenotype but do not know if the genotype is homozygous (YY) or heterozygous (Yy).  What type of cross would you do determine the genotype of this plant and what would be the predicted phenotypes of the offspring?

Concepts of Biology
1st Edition
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:Samantha Fowler, Rebecca Roush, James Wise
Chapter8: Patterns Of Inheritance
Section: Chapter Questions
Problem 2ACQ: Figure 8.10 In pea plants, purple flowers (P) are dominant to white (p), and yellow peas (Y) are...
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You have a pea plant with a yellow pea phenotype but do not know if the genotype is homozygous (YY) or heterozygous (Yy).  What type of cross would you do determine the genotype of this plant and what would be the predicted phenotypes of the offspring?

 

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The yellow and green alleles, respectively, are designated by the alleles ‘Y’ and ‘y’. ‘Y’ is referred to as the dominant allele.

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