Ecodeme refers to a deme occuring within a specified kind of habitat.生态同群种是指出现于某种特殊生境内的同群种.Genoecodeme, an ecodeme differs from others genotypically.基因生态同群种, 它指在基因型上与其它有所不同的生态同群种....
目的: 克隆乳清酸蛋白基因 ( WAP ) 启动子并构建其载体.Aim : To clone whey acidic protein ( WAP ) promoter and construct the vector.乳清是工业生产干酪及干酪素的副产品.Whey are by product of the industrial production of cheese and casein.摘要综述了壳聚糖和乳清分离蛋白最新研究进展.T...
Erica was solemn, pulling at her blonde curls.埃丽卡表情严肃，扯着自己卷曲的金发。"I was very unsure of myself after the divorce," she says, unconsciously sweeping back the curls from her forehead.“离婚之后我变得非常不自信，”她边说边不自主地把额前的卷发往后捋了捋。...the...
the frontier between the land of the Saxons and that of the Danes撒克逊人土地和古斯堪的纳维亚人土地的边界There were very few border controls on the southwestern frontier.西南国界上没几个边境检查站.The frontier station was starved for food and water.边防站急...
And the shapes vary to hexagon, tetragon acicular and odd different colors are available.形状有六角形, 四角形,长条针形和不规则形状,并有多种颜色可供选择.The weld metal showed very good toughness at low temperature, and dominant microstructure of acic...
A brief review of chloroplast structure is useful before discussing these experiments.在讨论这些试验以前,对叶绿体结构作一简短的概述是有益的.The chloroplast envelope has the light yellow color of violaxanthin.叶绿体的套膜有紫黄质的淡黄色.Chloroplast ribosomes c...
A Dr Matthew Owens was reported missing while on an expedition to north-eastern Turkey.据报道，一位叫马修·欧文斯的博士在前往土耳其东北部考察的途中失踪了。The police said their suspicions were aroused because Mr Owens had other marks on his body...警方说欧文斯...
The girl jabbered incomprehensibly.那个女孩儿叽里咕噜地说着，谁也没听懂。And the authorities, incomprehensibly, tolerated it until 19 people had been killed.而官方竟然不可理解地容忍这一切,直到有19个人因此丧生....
Sophia jumps up and throws down her knitting.索菲娅跳起身来，扔下正在织的毛衣。Occasionally, he throws fancy words around.他有时会把华丽的词藻挂在嘴边。A cicada throws its slough.蝉是要蜕皮的....