Thresholds, as they relate to harm from any teratogen, are difficult to set because one teratogen may _____ the threshold of another teratogen.
A) reduce
B) increase
C) cancel
D) improve

Question

Quizplus · Accepted Answer

One teratogen can reduce the threshold of another, meaning it can make the organism more susceptible to the harmful effects of the second teratogen. This interaction can lead to increased sensitivity or vulnerability to harm, even at lower levels of exposure.

Thresholds, as They Relate to Harm from Any Teratogen, Are