extinct species

This is especially true with regard to extinct species .

想重建灭绝物种的演化史，尤其应三复斯言。

Scientists offered new hope for bringing back extinct species like the passenger pigeon .

科学家们对于使像信鸽这样的灭绝物种复活提出了新希望。

Tentative attempts to use cloning to bring back extinct species are already under way .

用克隆手段来使灭绝动物重新回到世界上的尝试工作已经开始。

Now that so many people use computers , the typewriter has become almost an extinct species .

由于许多人都在使用计算机，打字机几乎快成了一种绝迹的东西。

If you want a list of my enemies , just check the extinct species list .

如果你要我的敌人的列表，那就去查已灭绝物种列表。

A member of an extinct species of human being ; probably an ancestor of modern man .

濒临绝迹的一个人种；可能是现代人的祖先。

Living fossil Modern organisms with anatomical or physiological features found elsewhere only in extinct species .

活化石：具有只在灭绝种中发现的，解剖学或生理学特征的生物。

This is an extinct species of fish .

这是一种已经灭尽的鱼。

Counter Measures to Overcome the Present Inadequate Means for the Protection of Near Extinct Species of Chinese Medicinal Plants

珍稀濒危药用植物的保护现状及保护对策

Certainly no one can argue that many , and perhaps most , extinct species became extinct naturally rather than due to human interference .

许多业已灭绝的物种，或许大多数已灭绝的物种，是由于自然原因而非人类干扰的原因而灭绝，这一点肯定无人质疑。

Dinosaurs are an extinct species .

恐龙是已灭绝的物种。

If we dont put an end to the trend , then the fish in the ocean could become extinct species in the foreseeable future .

如果我们不结束这已趋势，鱼类可能在不远的将来变成灭绝品种。

Australopithecus , Cro-Magnon , Neanderthal are to name but three extinct species .

南方古猿人、克罗马尼翁人、尼安得特尔人是三种灭绝物种的名字。

Extinct species of primitive hominid with upright stature but small brain ; formerly Pithecanthropus erectus .

已经灭绝的原始人种，直立但脑子小；以前的爪哇直立猿人。

The success of this technology and improve the quality of poultry for the vegetative propagation of rare and endangered animals , extinct species of great significance Chuan .

这一技术的成功与完善对于优良家禽的无性繁殖和濒临绝迹的珍贵动物的传种意义重大。

Characterizing the family Hominidae , which includes Homo sapiens sapiens as well as extinct species of manlike creatures .

具有原始人类家族的特点，包括智人和已经灭绝的类人物种。

An anthropoid ape of the genus Proconsul . extinct species of primitive hominid with upright stature but small brain ; formerly Pithecanthropus erectus .

普罗猿属的一种类人猿。已经灭绝的原始人种，直立但脑子小；以前的爪哇直立猿人。

Polymorphic marker technique of DNA molecular is a polymorphic examination technique of DNA in molecular level , it was used extensively in the studies on biological polymorphism , genetic polymorphism , examination and protection of nearly extinct species .

DNA分子多态性标记技术是DNA分子水平上的多态性检测技术，在生物多样性、遗传多样性、濒危物种的鉴定和保护等研究中得到广泛的应用。

Are they a different species than us , but perhaps not an extinct human species and instead as separate as chimpanzees are ?

他们是否与现代人类不同，或者也许他们不是灭绝的人类种群，而是像黑猩猩那样是一种完全独立的物种？

Extinct thick-haired species of arctic regions .

已灭绝的毛发浓密的北极地区品种。

The conditions which ensure the persistence or extinct of the species are obtained .

获得了种群持续生存及灭绝的条件。

The state of being destroyed or becoming extinct , as a species of animal . Old conventions die hard .

作为动物的一个物种，处于被消灭或消亡的状态。旧的习惯势力是不会轻易消亡的。

There is a close relationship between TE and population dynamics , natural selection , and genetic drift . TE can make the host to get new function , meantime may get lost from the host even the extinct of population or species .

转位因子与居群动态、选择和遗传漂变等密切相关，它可以使宿主获得新的机能，同时也可从宿主中丢失，甚至使居群或物种绝灭。