Essentials of Genetics 9th Edition by Michael Palladino William Klug, Michael Cummings, Charlotte Spencer

Exercise 7

Mendel crossed peas having round seeds and yellow cotyledons with peas having wrinkled seeds and green cotyledons. All the F 1 plants had round seeds with yellow cotyledons. Diagram this cross through the F 2 generation, using both the Punnett square and forked-line methods.