首页
登录
职称英语
Throughout history man has had to accept the fact that all living things mus
Throughout history man has had to accept the fact that all living things mus
游客
2023-07-28
23
管理
问题
Throughout history man has had to accept the fact that all living things must die, but people now live longer than they 【C1】______. Yet, all living things still show the【C2】______of aging, which will eventually【C3】______death.
Aging is not a disease, but as a person passes maturity, the cells of the body and the【C4】______they form do not function as well as they【C5】______in childhood and adolescence (青春期), The body provides less【C6】______against disease and is more inclined【C7】______accident.
A number of related causes may【C8】______aging. Some cells of the body have a fairly long life, but they are not【C9】______when they die. As a person ages,【C10】______of brain cells and muscle cells decreases.【C11】______body cells die and are replaced by new cells. In an aging person the【C12】______cells may not be as viable (能生存的)or as capable【C13】______growth as those of a young person.
Another【C14】______in aging may be changes within the cells【C15】______. Some of the protein chemicals in cells are known【C16】______with age and become less elastic. This is why the skin of the old people wrinkles and【C17】______. This is also the reason old people【C18】______in height. There may be other more important chemical changes in the cells. Some complex cell chemicals, such as DNA and RNA, store and【C19】______information that the cells need. Aging may affect this【C20】______and change the information-carrying molecules so that they do not transmit the information as well. [br] 【C20】
选项
A、method
B、procedure
C、development
D、process
答案
D
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2875459.html
相关试题推荐
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
Itishardtobelievethatpeoplecandescribevividlythingsthattheyhave
ExaminationshavealongerhistoryinChinathaninanyothercountry,yetitis
ExaminationshavealongerhistoryinChinathaninanyothercountry,yetitis
ExaminationshavealongerhistoryinChinathaninanyothercountry,yetitis
[originaltext]Therearethreekindsofthingsyouneedtolearnifyouwant
[originaltext]Itislogicaltosupposethatthingslikegoodlaborrelation
随机试题
Australiaisacontinentin______andliesbetweentheIndianOceanandtheSouth
[originaltext]M:2466.Simonspeaking.W:Hello.Isthistherightnumberfort
Thegeneralaimsofgroupdiscussionsaremanifold.Themostimportantobjec
[originaltext]W:Harry,what’sthematter?Youlookpale.M:Ijusthadaterrible
LocatedinNewSouthWales,oneofAustralia’smostagriculturally,industri
高中历史《雅典的民主政治》主要教学过程及板书设计 一、教学过程 环节一:新课导入 教师多媒体出示“世界地图”、“帕特农神庙遗址”图片。 之后讲解图片所蕴
用极坐标法测设点的平面位置时,测设的内容是()。A.测设水平角、水平距离
患者男,39岁。因反复右上腹疼痛半年入院。查体:一般情况可,皮肤巩膜无黄染。右上
与依从相比,认同更深入一层,它不受外界压力控制,行为具有一定的( )。A.自觉
(2018年真题)对中、高频均有吸声效果,且安拆便捷,兼具装饰效果的吸声结构应为
最新回复
(
0
)