Which of the following pairs are INCORRECTLY matched?
A) alcohol - teratogen
B) Down syndrome -- extra chromosome
C) Cystic fibrosis -- recessive gene
D) PKU - teratogen

Question

Quizplus · Accepted Answer

PKU, or Phenylketonuria, is a genetic disorder caused by a recessive gene and is not a teratogen. Teratogens are substances that can cause birth defects if a pregnant woman is exposed to them, such as alcohol or certain drugs.

Which of the Following Pairs Are INCORRECTLY Matched