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4. MUTAGENS AND TERATOGENS
Mutagens are substances causing permanent transmissible
alterations in genetic information. Teratogens are agents
interfering with normal prenatal development causing
abnormalities in the fetus. Exposure to mutagens and
teratogens should be kept as low as possible.
诱发突变性物质,是指那些引起在基因中的可遗传的
变化的物质。诱发畸变性物质,是指可以引起胎儿在
出生前产生不正常变化的物质。
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现在没有一个完整的诱发突变性物质和畸变
性物质的清单。对这类物质,人类的认识不
如致癌性物质认识的多,但是这类物质在使
用时也应该特别的注意。