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
54
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
MargheritaisaLondongirlandarrivingatCapitalwaslikecominghome."I
WilltheOlympicsLeaveaLegacyofGoodHealth?TheOlympicleg
Whatdoesthefirstparagraphtellus?[br]Thelastparagraphtellsusthat___
Afterall,thatdreadfulaspectofthethingneverreallytookholdofme:I
企业在哀退期,预算的重心是()。A.成本预算 B.人员预算 C.费用预算
垂体、卵巢和胎盘分泌的各种激素相互配合,维持妊娠,调节母体适应妊娠的需要。妊娠1
单纯二尖瓣狭窄患者可有A、左房扩大,右房缩小 B、右房扩大,左房缩小 C
缺乏下列哪种微量元素可以引起小儿佝偻病A.铁 B.锌 C.钙 D.镁 E
C此题考查样式类。第一段前两个图形求异得到第三个图形,第二段同样由前两个图形求异,因此选C。
下列关于有效市场假设理论的说法中,正确的是()。A:证券在任一时点的价格均对所有
最新回复
(
0
)