Most young women feel a biological need to procreate.
大多数年轻妇女觉得生儿育女是一种生理需要。
In recent years, a growing body of research has shown that our appetite and food intake are influenced by a large number of other factors besides our biological need for energy.
近年来，越来越多的研究表明，我们的食欲和食物摄入量除了受对能量的生理需求影响外，还受到许多其他因素的影响。
In recent years, a growing body of research has shown that our appetite and food intake are influenced by a large number of other factors besides our biological need for energy
近年来，越来越多的研究表明，我们的食欲和食物摄入量除了受对能量的生理需求影响外，还受到许多其他因素的影响。
For languages, the explanation may be a cultural rather than biological need to distinguish populations.
对于语言，理由可能是区分人群这样一个的文化上而非生物学上的需要。
What we do know is that sleep is an important biological need, like food and drink, and that the brain is very active while we're sleeping.
睡眠是一项很重要的生理需求，就像食物和水一样，而当我们入睡时，大脑是很活跃的。
Napping feels like I'm simply taking care of a recurring biological need. As I mentioned previously, it's similar to getting the urge to go to the bathroom.
现在小睡对于我更像是一种生理需要，就像我前边提到的上厕所的那种感觉。
The social science middle-ground, lately known as sociobiology, claims that we learn at least some specific cultural behaviors on the basis of biological need and evolution.
社会科学的中间立场近来被称为“社会生物学”，它认为我们至少学习了一些以生物需要和进化为基础的特有的文化行为。
First, I'd like to talk about some discoveries that have challenged one of these fundamental assumptions about what you need in order to have a biological community.
首先，我想谈谈一些发现，它们挑战了建立生物群落必需条件的基本假设之一。
We want to get to the stage where we've got all the parts we need to build any biological machine that we want.
我们希望达到这样一个水平，即拥有全部必要部件，能够制造出我们想要的任何生物机器。
From a biological perspective, also, brown fat is highly inefficient, since cells don't need heat to run; rather, they use ATP, another chemical produced by mitochondria.
而且，从生物的角度来看，棕色脂肪是非常低效的脂肪，因为细胞需要热量运行；相反，它们利用三磷酸腺苷——线粒体产生的另一种化学品。
The need to identify a suitable mate is such a strong biological urge that the animal kingdom has spawned a bewildering array of courtship rituals.
在动物王国，动物们需要找到合适的伴侣，这种强烈的生物本能使它们创造了许多求偶仪式，让人眼花缭乱。
Overall, I think there is growing evidence of early life effects on lifetime reproductive function and that both social and biological pathways are implicated and need to be further explored.
总之，我觉得有越来越多的证据证明，早期的生活对生殖功能产生影响，社会和生物方向的相互影响需要进一步挖掘。
We need to target signalling, biofilm formation and classical biological processes like bacteria cell wall formation, all at once.
我们需要同时瞄准生物交流信号、细胞膜形成和一些经典的生物进程，例如细菌细胞壁的形成。
We're social animals and the biological parents do not necessarily need to raise children.
我们是社会性动物，生物学意义上的父母并不一定要抚养孩子。
His group are now trying to find the biological markers that such a blood test would need to detect.
他的团队正试图发现其生物标记，血液测试对研究是很必要的。
Taking a step back, it is clear that eating is simply a biological function and sharing food together need not intrinsically be romantic, and yet dinner is often associated with romance.
退一步讲，吃饭就是项简单的生理功能，分享食物很明显毫无什么浪漫可言，不过晚餐往往和浪漫如影随形。
According to a Harvard study, they run on a different biological sleep clock to men - and need to go to bed earlier because of it.
哈佛大学的一项研究发现，男性和女性的生物钟并不一致——女性习惯很早就寝就是因为这个原因。
He held that because the world operates in cycles (chicken to egg to chicken on so on), certain physical and biological processes need the appearance of age to function.
他坚持因为世界循环运转(从鸡到蛋到鸡一直下去)，某个物理和生物学过程需要年代到运行。
"Certainly to describe a biological neuron or synapse, you need to do a lot more computation, " Bettencourt says.
当然，描述一个生物学上的神经元或者神经键，还需要做大量的计算工作”Bettencourt says.
Healthcare professionals need to consider a number of biological and environmental factors as part of their assessment.
健康保健教授们应考虑讲一些生物学和环境因素作为他们评估的一部分。
The attempt to achieve simple things meets what you might call a 'biological' need of simplicity.
设计中对于简约的追求对应了所谓的‘生物学’上的需要。
The property of patients is not only biological but also psychological and social. So patients need humanistic care in medical service.
病人有心理需求，是社会的人，而不仅仅是生物学意义上的人，因此，他们在接受医疗服务时也需要人文关怀。
As a result, biological research, need to do a great deal of work on biological classification.
因此，研究生物学，所要做的大量工作是对生物的分类。
As a result, biological research, need to do a great deal of work on biological classification.
因此，研究生物学，所要做的大量工作是对生物的分类。
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