Males Are More Often Affected by Sex-Linked Traits Than Females

question 20

Multiple Choice

Males are more often affected by sex-linked traits than females because

• A) male hormones such as testerone often alter the affects of mutations on the X chromosome.
• B) female hormones such as estrogen often compensate for the effects of mutations on the X chromosome.
• C) X chromosomes in males generally have more mutations than X chromosomes in females.
• D) males are hemizygous for the X chromosome.
• E) mutations on the Y chromosome often worsen the effects of X-linked mutations.

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