MDCAT Biology MCQ #4508

A couple has a child with an autosomal dominant disorder. What is the probability that their next child will also be affected?

MDCAT Biology MCQ #4508

  1. Question 1

    Q1. A couple has a child with an autosomal dominant disorder. What is the probability that their next child will also be affected?

    • A) 25%
    • B) 50%
    • C) 75%
    • D) 100%

    Answer: 50%

    Explanation: Each child has a 50% chance of inheriting the dominant allele.