Which Statement Regarding Inheritance of an Autosomal-Dominant Gene Allele with Known

question 12

Multiple Choice

Which statement regarding inheritance of an autosomal-dominant gene allele with known variability in expressivity is true?

• A)A person with low expressivity of the trait has a higher probability of having a child who does not express the trait at all.
• B)A person with high expressivity of the trait has a greater risk of having a child who expresses the trait to an even greater degree.
• C)The degree of expressivity of a given autosomal-dominant trait with known variability cannot be predicted by analyzing parental expression.
• D)The degree of expressivity of a given autosomal-dominant trait with known variability is greater when the transmitting parent is the same sex as the child.

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Definitions:

Elderly Persons

Individuals who are significantly past the usual age of retirement, often considered to be ages 65 and older, with specific social, health, and economic implications.

Respect

A feeling of deep admiration for someone or something elicited by their abilities, qualities, or achievements.

Primary Aging

Refers to the gradual and inevitable process of bodily deterioration that occurs throughout life.

Secondary Aging

The changes in physical and cognitive function that are due to illness, health habits, and other individual factors, rather than the aging process itself.