How Did Bateson and Punnett's Work with Comb Morphology in Chickens

question 4

Multiple Choice

How did Bateson and Punnett's work with comb morphology in chickens differ from the dihybrid work of Mendel?

• A)They were working with sex-limited traits.
• B)Their F₂ offspring displayed 4 unique phenotypes, not the four combinations of two phenotypes expected in a Mendelian cross.
• C)½ of their combinations were lethal.
• D)The expression of their trait varied by the environment in which the chickens were raised.

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