Which of the following statements about teratogens is true?

Question

Quizplus · Accepted Answer

A teratogen is defined as any environmental agent that causes damage during the prenatal period. Therefore, statement B is true. The harm done by teratogens is complex and can vary depending on the timing, dosage, and susceptibility of the developing organism, so statement A is false. The effects of teratogens depend on the dosage and timing of exposure, but in general, larger doses over longer time periods have more negative effects, so statement C is false. Finally, teratogens can have different impacts depending on the prenatal period, with some periods being more vulnerable than others, so statement D is false.

Which of the Following Statements About Teratogens Is True