In Humans,aniridia,a Type of Blindness,is Due to a Dominant Allele

question 72

Multiple Choice

In humans,aniridia,a type of blindness,is due to a dominant allele A.Migraine headaches are due to another dominant allele M.If a man who suffers from both conditions (AaMm) marries a woman who suffers from both (AaMm) ,what are the chances of an offspring having both traits?

• A)9/16
• B)3/16
• C)1/2
• D)1/16
• E)4/16

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Definitions:

Mania

A mental state characterized by an abnormally elevated, expansive, or irritable mood, hyperactivity, and a reduced need for sleep, often seen in bipolar disorder.

Youth

The period between childhood and adult age, characterized by physical and psychological development.

Hypomania

A mild form of mania, characterized by heightened mood, energy, or irritability, but not severe enough to impede functioning.

Mania

A mental state characterized by extremely high energy, euphoria, elevated mood, or irritability, often associated with bipolar disorder.