首页
登录
职称英语
Small dogs generally live longer than big dogs so that small Yorkshire terri
Small dogs generally live longer than big dogs so that small Yorkshire terri
游客
2023-08-31
43
管理
问题
Small dogs generally live longer than big dogs so that small Yorkshire terrier (猎狐狗) 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.
Study on animals from ants to apes has found that different【B3】______have different personalities. Some are timid, others【B4】______. Biologists have proposed that temperaments (性情) 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 from Canada came up with an idea about dogs. "All these breed differences reflect an experiment on artificial selection," says Vincent.【B9】______—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.【B11】______. On the other hand, a Chihuahua will generally outlast a Saint Bernard. [br] 【B11】
选项
答案
Elephants can live for decades, whereas a mouse might make it through only for several seasons
解析
Elephants, decades, whereas, mouse, seasons
转载请注明原文地址:https://tihaiku.com/zcyy/2972713.html
相关试题推荐
【S1】[br]【S17】A、ConsequentlyB、FrequentlyC、GenerallyD、CertainlyC副词辨析。本段第一句话是
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
Ifyouwanttolivelongerandlowertheriskofheartdisease,amovetoth
[originaltext]M:Icouldn’tputupwithmywifeanylonger.Idon’tknowwhysh
随机试题
[originaltext]Howdoyourisetothetopinbusiness?Whatpersonalqualiti
Scientistshavedevelopedanewcancerdrug.Sofar,theyhavetesteditonlyon
YoungpeopleintheUnitedStateshaveawidevarietyofinterestsapart【C1】____
Pricesdeterminehow【S1】______aretobeused.Theyarealsothemeansbyw
若f(-x)=f(x),且在(0,+∞)内f′(x)>0,f″(x)<0,则f(
B
砌筑材料质量评定依据标准有《烧结普通砖》CB5101-2003。
突起路标地面以上有效高度的规格有()。A.15mm B.20mm C.25
患者,女,25岁。初孕,妊娠第8周牙痛。检查:牙体破坏大,需拔除,消炎后拔除的时
货物运输保险的费率包括()。A.海上货物运输保险费率 B.陆上运输战争险费率
最新回复
(
0
)