A derived trait is.A.a trait that arose for a specific purposeB.a trait that has no apparent purpose,such as the coccyx in humansC.a trait that is shared by the members of a clade D.a trait that is found in all members of a kingdomThe evolution of an

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A derived trait is.A.a trait that arose for a specific purposeB.a trait that has no apparent purpose,such as the coccyx in humansC.a trait that is shared by the members of a clade D.a trait that is found in all members of a kingdomThe evolution of an
A derived trait is
.
A.a trait that arose for a specific purpose
B.a trait that has no apparent purpose,such as the coccyx in humans
C.a trait that is shared by the members of a clade
D.a trait that is found in all members of a kingdom
The evolution of antibiotic-resistant bacteria is an example of
.
A.microevolution
B.macroevolution
C.coevolution
D.adaptive radiation
.

A derived trait is.A.a trait that arose for a specific purposeB.a trait that has no apparent purpose,such as the coccyx in humansC.a trait that is shared by the members of a clade D.a trait that is found in all members of a kingdomThe evolution of an
1,衍生的特点是(B)
A对某一特定的目的产生的.
B没有明显的目的,例如在人类的尾骨.
C一个分支的成员共同特征.
D所有成员的特点.
2,抗生素耐药细菌的发展是一个例子.(A)
A微进化.
B突进化
C协同进化.
D适应辐射.
微进化又称种内进化(microevolution),是由突变,遗传漂变,基因流和自然选择导致的等位基因频率的改变.抗药性属于药物筛选,也是一种选择,所以本题应该是微进化.
协同进化 是 生态关系密切的生物,相互选择适应而共同进化的过程.至少是两个物种的.细菌这个肯定不是C.
所以第二题应该是A

1,衍生的特点是(B)
A对某一特定的目的产生的。
B没有明显的目的,例如在人类的尾骨。
C一个分支的成员共同特征。
D所有成员的特点。
2,抗生素耐药细菌的发展是一个例子。(C)
A微进化。
B突进化
C协同进化。
D适应辐射。...

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1,衍生的特点是(B)
A对某一特定的目的产生的。
B没有明显的目的,例如在人类的尾骨。
C一个分支的成员共同特征。
D所有成员的特点。
2,抗生素耐药细菌的发展是一个例子。(C)
A微进化。
B突进化
C协同进化。
D适应辐射。

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A derived trait is.A.a trait that arose for a specific purposeB.a trait that has no apparent purpose,such as the coccyx in humansC.a trait that is shared by the members of a clade D.a trait that is found in all members of a kingdomThe evolution of an Is a perfectionist attitude a positive or negative trait?是什么意思? it speaks to a trait .如何翻译 ...it is a holy day,the words from which holiday is derived You can't control everything in a trait's world 英语翻译it is generally no longer considered a male trait if such clothing is not worn by girls and women.if怎么弄啊? A is derived from B,which both are sth.可以这样说吗?另外 which 前什么时候加, 英语长句子如何翻译,Gelatin is a product obtained by the partial hydrolysis of collagen derived .Latin,from that(A) the Rome Languages are derived(B),is rarely(C) taught in(D)American school today.改错 请英语语法达人来解答~Green plants combine_______ with water and carbon dioxide to maGreen plants combine_______ with water and carbon dioxide to make food.A) energy derived from lightB) energy is derived from light该题正确选项是 a, 英语完形填空Being outgoing is a very good trait if you want to be more successfulhappen,should,outgoing,strange,go,easy,much,way,so,very,surf,couldBeing outgoing is a very good trait if you want to be more successful,When you are more __1__,you 英语翻译This willingness to walk into uncertainty without a guarantee is an incredibly attractive trait because most people in this world won’t make a move unless they have a guarantee. Nowadays,international communication become frequently.As is vividly revealed in the picture,we learn that a beautiful foreign girl is wearing traditional Chinese cloths with her sweet smile.She looks special because of the western trait and oriental disability free翻译This is a rare trait - only one in 6,000 people in industrialised countries reaches such a ripe old age. And 90% them are still disability free by the age of 93. 第二句应如何翻译? Number sence should not be confused with counting,which is probably of a much later common trait and involved as we shall see,a rather intricate mental process这里面 WHICH 指的是 number sence 还是 counting 英语翻译A ball is a formal dance.The word 'ball' is derived from the Latin word ballare,meaning 'to dance'; the term also derived into bailar,which is the Spanish and Portuguese word for dance (verb).In Catalan it is the same word,'ball',for marginal marginal cost of an activity is a measure of__the activity.A.what is forgone with every one unit increase inB.the total cost ofC.the benefit derived from every one unit decrease in the benefit derived from every one unit decrease inD.the ben A is B of C from which it is derived --D这个句子里 which修饰 A,B,C,D中的哪一个?还有it 指的是 A,B,C,D中的哪一个?