首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
The term biological clock is【B1】_____to the means by which living things【B2】_____their activity patterns, without any【B3】_____cu
The term biological clock is【B1】_____to the means by which living things【B2】_____their activity patterns, without any【B3】_____cu
admin
2013-07-10
79
问题
The term biological clock is【B1】_____to the means by which living things【B2】_____their activity patterns, without any【B3】_____cue, to the time of day, or the month, or the year. The biological clocks seem to be beautifully【B4】_____to the needs of living things. They are【B5】_____ but little, if at all, by drugs, chemicals, or wide temperature difference—factors which may alter substantially the rates of all ordinary【B6】_____ of the body.
The nature of the biological clocks’ mechanism is still a【B7】_____. Two quite different theories can【B8】_____ for them. According to the first of these theories, 【B9】______. This is believed to have evolved, aided by natural selection, as an adaptation to the rhythmic environment. It has now become independent of the environment. 【B10】______. The setting of their biological clocks, therefore, involves a constant adjustment to subtle environment forces. But the search for the specific timing system has been futile thus far. 【B11】______
【B1】
选项
答案
applied
解析
转载请注明原文地址:https://kaotiyun.com/show/9H07777K
0
大学英语四级
相关试题推荐
Wehavebeentoldthatundernocircumstances____________(不能用办公室里的电话)forpersonalaffairs.
A、Theywillkeepthechairsforalongtime.B、Themansuggeststheymovetoanotherplace.C、Thewomaniscomplainingaboutthe
PassportsIfyou’veevertraveledoutsidetheUnitedStates,oneofthemostimportanttasksyouhadtocompletebeforeyour
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthefamily.Membersofafamilylivetogetherunderthe
A、Thewomancouldprobablyrepayitherself.B、It’srathersmall.C、Itprobablywon’tcostalottorepair.D、It’sprobablydiff
A、15.B、50C、135.D、150C信息明示题。女士说:“我们从原始名单中的150个名字中删去了15个名字。”由此可以推断,参加聚会的人数可能有135(150减15)人,所以C正确。解答本题的关键是crossoff(除去,取消)以及数字fi
A、Duringmatingseason.B、Exceptduringthematingseason.C、Alltheyearround.D、Onlyinspring.B该问题在文中较靠后的地方有所提及(Mostblack
A、Thesoilhasbeenoverworked.B、Theclimateiscold.C、Theweatheristoodry.D、Thesoilissandy.A
DoCleanSmellEncourageCleanBehaviorYearsago,socialscientistsintroducedthebroken-windowstheoryofcrimecontrol,
Fedupwiththeterribleperformancesoftheteamhe’dbeenwatchingforyears,he______hissupporttotheirrivals.
随机试题
一生写有大量私人新闻信的西塞罗生活在()
试述归因理论在管理中的应用。
抑制性突触后电位是
使用简易呼吸器前,首要的步骤是
下列作用中,属于偶然作用的有()。
下列各项中会影响持有至到期投资摊余成本的有()。
关于重大非常规交易,下列说法中错误的是()。
阅读材料,回答问题。巴基斯坦原首都为卡拉奇,1969年迁到北部城市伊斯兰堡。巴基斯坦北部地区由于迁都的影响加快了区域开发,人口大量迁往北部,北部地区的农业得到了快速的发展。国际货币基金组织指出:巴基斯坦印度河沿岸有庞大的灌溉系统,由于水资源管理不到位,水
A、女的有孩子了B、女的很有福气C、女的变胖了D、女的肉吃得多C对话中“你可真发福了啊”中的“发福”是变胖了的意思,选C。
Willyouplease______itagaininEnglish?
最新回复
(
0
)