Alice has type A blood and her husband Mark has type B blood. Their first child, Amanda, has type O blood. Their second child, Alex, has type AB blood. What is Mark's genotype?

Biology (MindTap Course List)
11th Edition
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Chapter11: The Basic Principles Of Heredity
Section: Chapter Questions
Problem 9TYU: Mr. and Mrs. Smith are concerned because their own blood types are A and B, respectively, but their...
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Alice has type A blood and her husband Mark has type B blood.

Their first child, Amanda, has type O blood.  Their second child, Alex, has type AB blood.

What is Mark's genotype?

 

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