能以无氧方式产生的能量是存在的糖原量的功能——在所有脊椎动物中，糖原量约占其肌肉湿重的0.5%。
The amount of energy that can be produced anaerobically is a function of the amount of glycogen present—in all vertebrates about 0.5 percent of their muscles' wet weight.
脊椎动物中，多倍体往往是致死的，而多倍体植物却可以很好的存活。
In vertebrates, polyploidy tends to be lethal, but plants can do just fine with all this extra genetic material.
奇怪的是，研究者们发现了这种色素存在于各种各样的脊椎动物中。
Curiously, researchers have also seen melanin in the testes of a variety of species in all vertebrate groups.
这种海洋无脊椎动物是海洋生物链中重要的一环。
The Marine invertebrates are important links in the Marine food chain.
这次喷发是Permian -Triassic绝种事件的可能原因之一，约95%的海洋物种，陆生脊椎动物，昆虫和植物在这次绝种事件中灭绝了。
The eruption is one of the likely causes of the Permian-Triassic mass extinction event, in which 95% of Marine species and many terrestrial vertebrates, insects and plants died off.
斯蒂门还说，在野生动物中，已知具有抗化学毒性遗传机制的是某些无脊椎动物，如昆虫。
Genetic mechanisms for chemical resistance in wild species are known for some invertebrates, such as bugs.
而他本人也已经使用这种技术拍摄了一系列琥珀中无脊椎动物化石的照片。而这些在以前是根本看不见的。
He has created a remarkable series of images of previously invisible invertebrate fossils preserved in amber.
大肠杆菌的寄生在人类和其他脊椎动物的直肠中的细菌的或与之相关的，尤其是结肠菌。
Of or relating to the bacilli that commonly inhabit the intestines of human beings and other vertebrates, especially the colon bacillus.
主要组织相容性复合体（MHC）是一群紧密连锁的基因，编码主要组织相容性抗原，在脊椎动物机体的免疫应答中具有重要作用。
The major histocompatibility complex( MHC) is a group of closely-linked gene, Which code the major histocompatibility antigen and play a critical role in immune response in vertebrate animals.
在进化中，头索动物文昌鱼被认为是接近于脊椎动物的活化石。
In evolution, Amphioxus, a cephalochordate, has been regarded as the living fossil closest to the vertebrates.
节肢动物是无脊椎动物中的大家族。
和许多无脊椎动物的情况一样，它那长长的绒毛是很有用处的感觉器官，能够在阴暗的落叶层中探查到振动和空气的流动，这些动静都可能泄露出敌人的存在。
As in many invertebrates, the long hairs are useful sense organs in the gloomy darkness of the leaf-litter, detecting the vibration and air movement that might give away the presence of an enemy.
该书是第一本关于神经生物学的图书，采用内容广泛，概念上，比较的方法介绍了脊椎动物和无脊椎动物所有感官系统中神经元功能的原理。
The book is the first book on the neurobiology, and takes a broad, conceptual, comparative approach, introducing the principles of vertebrate and invertebrate neural function in all sensory systems.
脊椎动物的起源是进化生物学研究的核心问题之一，目前人们普遍认为脊椎动物与无脊椎动物中的脊索动物起源于同一个原始祖先。
The origin of vertebrates has always been a core question in evolutionary biology. It is well accepted that vertebrates and invertebrate chordate derived from a common ancestor.
脊椎动物的起源是进化生物学研究的核心问题之一，目前人们普遍认为脊椎动物与无脊椎动物中的脊索动物起源于同一个原始祖先。
The origin of vertebrates has always been a core question in evolutionary biology. It is well accepted that vertebrates and invertebrate chordate derived from a common ancestor.
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