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Varvara68 [4.7K]
3 years ago
10

______________ are agents (e.g., chemicals, viruses) that can reach the embryo or fetus and cause it harm.

Biology
1 answer:
Marianna [84]3 years ago
3 0

Answer:

These agents are known as teratogens.

Explanation:

Teratogens impair or cause abnormal development and growth of the embryos or fetuses exposed to them. During prenatal development, the embryonic stage is the most susceptible to teratogens because at this time there is formation of major organs and limb buds. Birth defects are a common sign of such exposure.

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