Those non genetic things like drugs that cause birth defects are called

Teratogens.

Explanation:

Teratogens may be defined as the chemical substances that can cause abnormality in the fetus. Substance like cocaine, jervine, alcohol and cyclopamine may acts as teratogens.

These teratogens has the ability to cause the number of birth defect in the fetus. The teratogen effect can cause abnormal organ development, malfunctioning of nervous system and lack of coordination in fetus.

Thus, the answer is teratogen.

the answer is "Teratogens"

Explanation:

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