What Is the Relationship Between Gender and the Decline of Fertility

question 145

Multiple Choice

What is the relationship between gender and the decline of fertility during early adulthood?

• A) It declines for women, but NOT for men.
• B) It declines gradually for both men and women.
• C) It declines dramatically for both men and women.
• D) It declines gradually for women, but rapidly for men.

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Definitions:

Different Alleles

Variations or alternative forms of a gene that can exist at a single locus (position) on a chromosome.

Dominant Allele

An allele that expresses its phenotypic effect even when heterozygous with a recessive allele; it masks the effect of a recessive allele.

Heterozygous Individuals

Individuals having two different alleles at a particular genetic locus, one inherited from each parent.

Phenotypic Expression

The observable physical and physiological traits of an organism, which result from the interaction between its genetic makeup and environmental influences.