A teratogen is:
A)an environmental agent that can produce a birth defect.
B)a genetic or chromosomal abnormality that may produce a developmental disorder.
C)any physical defect in an unborn child.
D)a fertilized egg that undergoes rapid cell division.

Question

Quizplus · Accepted Answer

A teratogen is an environmental agent that can cause a birth defect, such as exposure to drugs or alcohol during pregnancy. Other examples include exposure to radiation, infectious diseases, and certain chemicals.

A Teratogen Is