在线名词解释大全 - 题目5 - 详细

50.WhatdoesProfessorLeonardHayflickbelieve?A)Thehumanlifespancannotbeprolonged.B)Agingishardlyseparablefromdisease.C)Fewpeoplecanliveuptotheageof92.Heartdiseaseisthemajorcauseofaging.

A
we live in an artificial climatic environment
B
our body temperatures often remain not high enough
C
we are often exposed to diseases such as colds and flu
D
there are variations in temperature and humidity
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