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提问人：网友amy1766 发布时间：2022-01-07
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According to Ames, which of the following can be inferred about man-made carcinogens？A．The

According to Ames, which of the following can be inferred about man-made carcinogens？

A．They are no more harmful to people than a peanut-butter sandwich.

B．They are more harmful to people than a peanut-butter sandwich.

C．They are as harmful as a peanut-butter sandwich to people.

D．No definite conclusions have been made about them.

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