Two inbred lines of beans are crossed with one another. In the F1 generation, the variance in bean weight is 15. When the F2 generation is self-crossed, the F2 generation has the same mean, with a variance of 60. What is the genetic variance of bean weight in this population?

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter5: The Inheritance Of Complex Traits
Section: Chapter Questions
Problem 16QP: Why are monozygotic twins who are reared apart so useful in the calculation of heritability?
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Two inbred lines of beans are crossed with one another. In the F1 generation, the variance in bean weight is 15. When the F2 generation is self-crossed, the F2 generation has the same mean, with a variance of 60. What is the genetic variance of bean weight in this population?

 

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