A polydactylous, normal-visioned, brown-eyed man with wavy hair has a nonpolydactylous, blue-eyed mother. He proposed marriage to a nonpolydactylous, astigmatic, blue-eyed, and curly-haired lady whose mother has normal vision. However, the lady is worried about the proposal since sickle-cell anemia has been known to run in both their families. Is there a genetic basis for her worry? Explain.
A polydactylous, normal-visioned, brown-eyed man with wavy hair has a nonpolydactylous, blue-eyed mother. He proposed marriage to a nonpolydactylous, astigmatic, blue-eyed, and curly-haired lady whose mother has normal vision. However, the lady is worried about the proposal since sickle-cell anemia has been known to run in both their families. Is there a genetic basis for her worry? Explain.
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter18: Genetics Of Behavior
Section: Chapter Questions
Problem 14QP: A pedigree analysis was performed on the family of a man with schizophrenia. Based on the known...
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A polydactylous, normal-visioned, brown-eyed man with wavy hair has a nonpolydactylous, blue-eyed mother. He proposed marriage to a nonpolydactylous, astigmatic, blue-eyed, and curly-haired lady whose mother has normal vision. However, the lady is worried about the proposal since sickle-cell anemia has been known to run in both their families.
Is there a genetic basis for her worry? Explain.
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