🏥 USMLE Exam Prep

A genetic disorder is observed in a family where affected individuals are exclusively male, and the trait skips generations through unaffected carrier females. This pattern of inheritance is characteristic of which of the following?

A Autosomal dominant
B Autosomal recessive
C X-linked recessive
D Mitochondrial inheritance

✓ Correct Answer: Option C

X-linked recessive inheritance primarily affects males, who inherit the trait from carrier mothers. Daughters of affected fathers are obligate carriers, and the trait typically skips generations.

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