Polydactyly (six-fingered) in humans is inherited as a dominant trait. The mother is six-fingered, the father and son
| December 17, 2020 | education
Polydactyly (six-fingered) in humans is inherited as a dominant trait. The mother is six-fingered, the father and son are five-fingered. What is the probability of birth in this family: 1) one more five-toed child; 2) a six-toed child.
Given:
A-six-fingered
a-five-fingered
Find: F1.
Decision:
R: Aa (mother) x aa (father)
G: A a a
F1: Aa aa (son)
Answer:
1) 50%
2) 50%
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