A dihybrid cross gives a phenotypic ratio of 9:7 instead of 9:3:3:1. What phenotypic ratio would you expect in a testcross of the double heterozygous hybrid? 1:1:1:1 O 1:2:1 1:1 1:3

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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A dihybrid cross gives a phenotypic ratio of 9:7 instead of 9:3:3:1. What phenotypic
ratio would you expect in a testcross of the double heterozygous hybrid?
O 1:1:1:1
O 1:2:1
O 1:1
)1:3
Transcribed Image Text:A dihybrid cross gives a phenotypic ratio of 9:7 instead of 9:3:3:1. What phenotypic ratio would you expect in a testcross of the double heterozygous hybrid? O 1:1:1:1 O 1:2:1 O 1:1 )1:3
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