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(A)Now some of the other candidates have begun to emerge.
(B)Life spans are nothing like a trait such as height, which is mainly inherited.
(C)That means it is generally impossible to predict how long a person will live based on how long the person’s relatives lived.
(D)Also, they may be simply chance events, like a randomly occurring mutation in a gene of a cell that ultimately leads to cancer.

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統計： A(12), B(23), C(39), D(8), E(0) #370990

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#2916335
關於什麼決定一個人的壽命或者一個人如何衰...
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