Females Are Less Likely to Have an X-Linked Recessive Disorder

question 65

Multiple Choice

Females are less likely to have an X-linked recessive disorder than males because

• A) there are fewer girls than boys in the general population.
• B) females have two X chromosomes thus the probability is lower.
• C) in males, the Y chromosome causes X genes to mutate.
• D) X-linked recessive disorders are lethal to female embryos.
• E) X chromosomes have protector genes that protect against mutations thus with two Xs, females have twice the protection as males.

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Definitions:

Behavior Modification

A psychological technique aimed at changing an individual's behavior through reinforcement, punishment, and other stimuli.

Antecedents

Factors or events that precede and affect the behavior of individuals or outcomes of situations.

Capacity

The maximum amount that something can contain or produce, or the ability to perform, understand, or withstand.

Self-Knowledge

Awareness or understanding of one's own character, feelings, motives, and desires.