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At the end of the passage Kevin Mitchell implies that______.A.the biological system is ve

2024-07-23 21:45:03 外语考试 阅读

问题详情

At the end of the passage, Kevin Mitchell implies that______.

A.the biological system is very delicate and its balance is easily broken

B.after a long and hard process, human genes come to what they are today

C.genetic mutations in the human body are developed in a casual manner

D.some people may have a higher risk of brain cancer than others

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