In humans, cataracts in the eyes and fragility of the bones are caused by dominant alleles that assort independently. A man with cataracts and normal bones marries a woman without cataracts but with fragile bones.  The man’s father had normal eyes, and th

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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1.) In humans, cataracts in the eyes and fragility of the bones are caused by dominant alleles that assort independently. A man with cataracts and normal bones marries a woman without cataracts but with fragile bones.  The man’s father had normal eyes, and the woman’s father had normal bones

          a.) What are the genotypes of the man and the woman?

              b.)  What is the probability that their first child will?

                        (1) be free of both abnormalities

 

                        (2) have cataracts but not have fragile bones

 

                        (3) have fragile bones but not have cataracts

 

                        (4) have both cataracts and fragile bones

 

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