Practice Quiz

MCAS Biology Practice

Category - Biology

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Which of the following genetic conditions results from a problem with segregation?
  1. Trisomy 16: a condition caused when a zygote receives three copies of chromosome 16
  2. Huntington’s disease: a condition caused when a zygote receives a mutated dominant allele
  3. Hemophilia: a condition caused when a zygote receives an
    X chromosome with a particular recessive allele
  4. Sickle cell anemia: a condition caused when a zygote receives a recessive allele for hemoglobin from each parent
Explanation
Answer: A - Trisomy 16: a condition caused when a zygote receives three copies of chromosome 16.
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