A Father Is Blood Type B and a Mother Is

question 33

Multiple Choice

A father is blood type B and a mother is blood type A. They have a child with blood type O. What are the genotypes of the father and mother?

• A) The father must be BB and the mother must be AO.
• B) The father must be BO and the mother must be AA.
• C) The father must be BO and the mother must be AO.
• D) The father must be BB and the mother must be AA.
• E) This isn't possible.

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Definitions:

Progesterone

A hormone produced by the ovaries which acts to prepare the uterus for the implantation of a fertilized egg.

Postmenopausal

The period in a woman's life following menopause, marked by the end of menstrual cycles.

Fibrocystic Breast

A condition characterized by noncancerous changes in the breast tissue that can lead to lumpiness, tenderness, and discomfort.

Menstrual Period

A monthly shedding of the uterine lining in females, part of the menstrual cycle.