Biology and Human Welfare - 2

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Multiple Choice

Which of the following statements about the genetic disorders is correct?

  1. Mongolism is more common in children born to younger women.
  2. Prenatal genetic disorders can be found out by amniocentesis.
  3. Non-disjunction of chromosomes during oogenesis is more frequent in younger women.
  4. In phenylketonuria, the infant suffers from acute damage of the brain and the spinal cord.
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