George Is a Normal XY Boy

question 104

Multiple Choice

George is a normal XY boy.Who among the following would essentially have the same Y chromosome as George?

• A) his father's brother
• B) his mother's father
• C) his mother's brother
• D) his father's father
• E) more than one of these is possible but only those who are related to his father

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Definitions:

Embryonic Stage

The period from two to eight weeks following fertilization during which significant growth occurs in the major organs and body systems.

Fetal Stage

The stage that begins at about eight weeks after conception and continues until birth.

Fertilization

The process of a sperm cell joining with an egg cell to create a zygote, marking the beginning of a new organism's development.

Spontaneous Abortion

A natural loss of a pregnancy before the fetus can survive outside the womb, commonly known as a miscarriage.