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

question 15

Multiple Choice

Why are males more often affected by sex-linked traits than females?

• A) Male hormones such as testosterone often alter the effects of mutations on the X chromosome.
• B) Female hormones such as oestrogen 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.

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