首页
登录
职称英语
Why Do We Not Live Forever? The human body is composed not of pe
Why Do We Not Live Forever? The human body is composed not of pe
游客
2025-01-07
11
管理
问题
Why Do We Not Live Forever?
The human body is composed not of perishable
materials like wood or metal, but of living cells
that can grow and replenish themselves. However if the body’s 【M1】______
individual units are renewable, why do we not live forever?
Theologians explain that Adam and Eve were refused 【M2】______
mortality and expelled from Eden because they disobeyed God. 【M3】______
Evolutionary biologists hold that natural selection favors
genes that promote having many offsprings to those that 【M4】______
might insure longer life. In their view, life span is a trade-off 【M5】______
between fertility and longevity, and infinite life would be allied with childlessness and rapid extinction.
A chance discovery that a Texas biologist has provided a 【M6】______
different kind of explanation. The biologist, Dr. Lawrence
Donehower of the Baylor College of Medicine in Houston, has
found that age seems to be a necessary cost of suppressing 【M7】______
cancer.
The finding concerns with an intensively studied cellular 【M8】______
agent that is the body’s first line of defense
against tumors. The agent is known to biologists with the 【M9】______
humble name of p53—p for protein, 53 a measure of its weight.
In fact, p53 is one of most important hubs in the living cell’s vast 【M10】______
network of interacting components. Many circuits that monitor
different aspects of the cell’s integrity report back to p53 [br] 【M8】
选项
答案
将with去掉。
解析
concern表示“关于、涉及”时为及物动词,相当于be concerned with。
转载请注明原文地址:https://tihaiku.com/zcyy/3902378.html
相关试题推荐
Thechangesinlanguagewillcontinueforever,butnooneknowssure
WhyDoWeNotLiveForever?Thehumanbodyi
WhyDoWeNotLiveForever?Thehumanbodyi
WhyDoWeNotLiveForever?Thehumanbodyi
WhyDoWeNotLiveForever?Thehumanbodyi
WhyDoWeNotLiveForever?Thehumanbodyi
WhyDoWeNotLiveForever?Thehumanbodyiscomposednotofpe
WhyDoWeNotLiveForever?Thehumanbodyiscomposednotofpe
WhyDoWeNotLiveForever?Thehumanbodyiscomposednotofpe
WhyDoWeNotLiveForever?Thehumanbodyiscomposednotofpe
随机试题
TheStockMarketWhenanewcompanyisorganizedand
IamsorryIhavenotimeatpresentto_____moredetailorgiveyouanaccount
______ofthetwowinnersinthegamewasawardedapen.A、EveryoneB、EachoneC、
ABestFriend?YouMustBeKiddingA)Fromthetimethey
现病史是指A.主要症状的特点 B.病人就诊的主要原因 C.疾病的原因与诱因
请你解答下列问题: (1)写出步骤①的证明依据(1分)(2)写出步骤
根据《突发事件应对法》,关于突发事件等级划分的说法,正确的是()。A.自
A. B. C. D.
简单分组涉及总体的某一个标志,复合分组则涉及总体的两个及以上标志,因此,将两个简
A.医师检查患者时,由于消毒观念不强,造成交叉感染 B.医师满足患者的一切保密
最新回复
(
0
)