In nature, there exists many types of microbes and each plays a role in balancing our entire ecosystem through the activity of the biological food web.

在大自然中，就是因为有着各式各样的微生物，发挥着不同的效用，透过生物食物链的机制才能使得我们的生态系统维持平衡。

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The strains provided by the invention can generate natamycin and can be applied to preparing broad-spectrum antifungal agents and preparing biological food preservatives and antibacterial additives.

本发明提供的菌株能产生纳他霉素，可在制备广谱的抗真菌剂、制备生物性食品防腐剂和抗菌添加剂中应用。

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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。

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According to the journal Biological Reviews,most dinosaurs did not take the time to chew their food.

VOA: special.2010.06.04

They use food frequency questionnaires, which I mentioned before, surveys, and then biological markers like blood tests of certain things to see how diet is related to health.

研究员还运用食物频率调查表,我之前曾提到过,各类调查以及生物标志物,像是血液检测等手段,来研究饮食与健康之间的关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We'll talk about where it comes from, and the biological, economic, and political reasons that drive food to be certain things, and we'll talk about what it does to us and for us.

我们会谈到它的来源,生物学,经济学方面和政治方面的因素,是如何影响食品的,我们还会谈到它对我们的影响和帮助

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

But biological responses to food in rats and humans are surprisingly similar, and provide at least a strong indication that the same sorts of reactions happen when we eat fake fat and sugar.

FORBES: Why Eating Fake Fat Can Make You Real Fat

In my lifetime there have been a large number of predicted nutritional apocalypses, caused by overpopulation, lack of biological diversity in our food supply, genetic engineering run amok, acid rain, too little ozone, too much ozone and, finally, global warming.

FORBES: Global Warming And Global Food Security

Thanks to technological and biological advances, we now grow more food on fewer acres at less cost.

FORBES: Fact And Comment