Two Parents Are Phenotypically Normal, but One of Their Four

question 42

Multiple Choice

Two parents are phenotypically normal, but one of their four biological children has a typical autosomal recessive trait. The other three children are phenotypically normal. It is very likely that:

• A) the affected child is a girl.
• B) the affected child is a boy.
• C) the trait was expressed by one of the grandparents of the children.
• D) the parents are both heterozygous for the trait.
• E) if the affected child eventually marries a phenotypically normal spouse, all of their children will have the trait.

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Definitions:

Ownership

The legal right or status of having control over property, resources, or assets.

Wheat

A cereal grain that is a staple food used to make flour for bread, pasta, pastry, and other food products.

Employees

Individuals who are hired by a business or organization to perform specific duties in exchange for compensation such as wages, salary, or other benefits.

Agents

Representatives authorized to act on behalf of another person or entity, often in business or legal matters.