首页
登录
职称英语
Small dogs generally live longer than big dogs so that yappy Yorkshire terri
Small dogs generally live longer than big dogs so that yappy Yorkshire terri
游客
2023-09-07
75
管理
问题
Small dogs generally live longer than big dogs so that yappy Yorkshire terrier next door could be around for a long time. But body size isn’t the only factor that【B1】______how long dogs survive. Personality influences life span, too, according to a new study that might help explain how animal【B2】______evolve.
Research on animals from ants to apes has found that different【B3】______have different personalities. Some are timid, others【B4】______. Biologists have proposed that temperaments evolved along with life history.【B5】______, violent animals use a lot of energy fast in【B6】______short lives, the thinking goes, whereas calmer animals last longer, saving themselves to【B7】______later in life.
But it’s hard to run evolutionary【B8】______on these personalities in anything longer lived than a fruit fly. So evolutionary biologist Vincent Careau of Universit6 de Sherbrooke in Canada came up with an idea: dogs. "All these breed differences reflect an experiment on artificial selection," says Careau.【B9】______, but from generations of humans crossbreeding and selecting animals with traits---the ability to chase foxes into holes, or herd sheep, or sit attractively on a sofa.
But evolutionary physiologist Joseph Williams of Ohio State University in Columbus isn’t convinced that【B10】______. "For me, it still remains to be seen. Dogs are contrary to what you would expect in nature in terms of longevity," he says. Elephants live for decades,【B11】______. On the other hand, a Chihuahua will generally outlast a Saint Bernard.
选项
答案
determines
解析
根据句子结构,此处缺少定语从句的谓语,需填入一个可以带宾语从句的动词。
转载请注明原文地址:http://tihaiku.com/zcyy/2993364.html
相关试题推荐
____________(他是公认的)oneofthefinestpoetsintheworld.Heisgenerallyacknowl
[originaltext]M:ICan’tconcentrateonthisfinalreportanylonger.MaybeIsho
[originaltext]M:ICan’tconcentrateonthisfinalreportanylonger.MaybeIsho
[originaltext]M:ICan’tconcentrateonthisfinalreportanylonger.MaybeIsho
[originaltext]M:ICan’tconcentrateonthisfinalreportanylonger.MaybeIsho
WhenCanadiansneedhealthcare,theygenerallycontactaprimaryhealthcar
WhenCanadiansneedhealthcare,theygenerallycontactaprimaryhealthcar
WhenCanadiansneedhealthcare,theygenerallycontactaprimaryhealthcar
WhenCanadiansneedhealthcare,theygenerallycontactaprimaryhealthcar
WhenCanadiansneedhealthcare,theygenerallycontactaprimaryhealthcar
随机试题
Choosethecorrectletter,A,BorC.[br]Whatistheproblemofthepublictra
某小区治安不是很好,居民的自行车、电瓶车经常失窃。居民都很气愤,觉得平时按时交纳
地籍管理系统管理的数据最小单元是( )。A.实体 B.宗地 C.街坊 D
最能反映医患关系性质的表述是()。A.陌生人关系 B.信托关系 C.主
关于投标报价,下列说法中正确的是( )。A.总价措施项目由投标人自主报价 B.
在下列描述课程目标的行为动词中,要求最高的是()。A.理解B.了解C.掌握
根据《中华人民共和国民事诉讼法》的规定,民事诉讼当事人包括 A.原告B.被告
近几年来,贸易商大力倡导推行基差定价方式的主要原因是()。A、拥有定价的主动权
某建设单位新建传媒大厦项目,对其中的消防工程公开招标,由于该大厦属于超高层建筑,
在代理关系中,第三人知道行为人超越代理权,还与行为人实施民事行为,给他人造成损害
最新回复
(
0
)