Which of the Following Is True Regarding Maternal-Effect Genes

question 45

Multiple Choice

Which of the following is true regarding maternal-effect genes?

• A) Bicoid and Nanos are maternal-effect genes.
• B) A female homozygous for a loss-of-function maternal-effect gene mutation can be fully normal, but her offspring will show the phenotype.
• C) The offspring of a female homozygous for a loss-of-function maternal-effect gene mutation will show the phenotype regardless of the paternal genotype.
• D) The second-generation offspring of a male homozygous for a loss-of-function maternal-effect gene mutation can show the phenotype.
• E) All of the above.

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Definitions:

Subjective Norms

Beliefs about whether significant others think one should engage in a behavior.

Behavioral Intention

An individual's perceived likelihood or willingness to engage in a certain behavior or action.

Unwanted Pregnancy

A pregnancy that is not planned or desired at the time of conception.

A-B Problem

A type of problem that involves finding the difference or relationship between two items or variables, often used in psychological research.