A blue-eyed woman married a brown-eyed man whose father was blue-eyed. With what eyes will the children
June 20, 2021 | education
| A blue-eyed woman married a brown-eyed man whose father was blue-eyed. With what eyes will the children of this marriage be born? Write down the formulas of the results by phenotype and genotype (brown-eyed is the dominant trait).
A – brown eye color, a – blue eye color. The father of the brown-eyed man was blue-eyed, which means the mother was brown-eyed.
Parents: AA × aa
Gametes: A a
Offspring: Aa brown eye color.
Parents: (brown-eyed man) Aa × aa (blue-eyed woman)
Gametes: A a a
Prospective offspring: Aa brown eyes, aa blue eyes (1: 1). 50% of the children in this marriage will have brown eyes, 50% blue.
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