Ais any environmental agent—biological, chemical, or physical—that causes damage. a contaminant b mutagen c teratogen d zygote

Answer;

C. tetratogen

A tetratogen is any environmental agent—biological, chemical, or physical—that causes damage

Explanation;

A tetratogen is any environmental agent—biological, chemical, or physical—that causes damage to the developing embryo or fetus.

Teratogens may cause a birth defect in the child or may halt the pregnancy outright.

The classes of teratogens include radiation, maternal infections, chemicals, and drugs.