Question about genotypes? HW?

Question

Gayle and the members of her immediate family have a straight hair line but her maternal grandfather has widow's peak (autosomal dominant trait)

1. What is the grandfather's genotype?
2. What is the genotype of her grandmother? assuming you don't know her hair line

Answer 1

Best Answer - Chosen by Asker

Her grandfather must have been Ww. Assuming her grandmother's phenotype is unknown, her genotype was eitehr Ww or ww.

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Asker's Comment:

thanks