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Abnormality of the eyelids called ptosis

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Maude has a rare abnormality of the eyelids called ptosis, which prevents her from opening her eyes completely. This condition is caused by a dominant autosomal allele, E. Maude's father had ptosis, but her mother had normal eyelids. Maude's grandmother (father's mother) had normal eyelids.

a) What are the genotypes of

Maude? _______________

Maude's father? _____________

Maude's mother? ____________

b) What proportion of Maude's children will have ptosis if she marries a man with normal eyelids?

Reference no: EM131408819

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