They argue that consciousness of a decision may be a mere biochemical afterthought with no influence whatsoever on a person's actions.

他们声称决定的意识性有可能只是纯粹生化反应的马后炮，对人的动作行为没有任何影响。

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For example, scientists can search for a biochemical marker that is tied to certain species of algae that live only in ice.

例如，科学家可以借此寻找一个与仅在冰中生存的某些藻类物种相关的生化标记物。

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At a biochemical level, they've documented changes indicating that pain signals are stronger when estrogen receptors are activated.

在生化层面上，他们已经用文献证明，这些变化表明当雌性激素感受器被激活后疼痛信号更强烈了。

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But in a published commentary on the research,Simon Fisher, a speech and language researcher at the Wellcome Trust Center for Human Genetics at Oxford University cautions that before researchers can develop a drug therapy for stuttering,they will need to learn much more about the precise biochemical mechanism of the disorder.

VOA: standard.2010.02.11

You need to be able to integrate that information into a response, and that happens through these biochemical reactions.

体内的细胞要整合信息并作出反应,这个过程就通过这些生化反应来完成

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In the biochemical reactions that are taking place in your body, there is equilibrium between a whole myriad of reactants and products, and thank heavens that gets maintained.

在我们身体内进行的,生物化学反应中，大量的反应物和产物,也是处于平衡状态，谢天谢地实际情况就是这样。

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That letter was opened at the city government's mail facility, in a biochemical containment box.

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It includes a biochemical substance that attracts and immobilizes the carcinogens while letting nicotine slip through.

FORBES: Designing A Safer Cigarette

Thalidomide works, in part, by blocking the production of tumour necrosis factor-alpha, a biochemical which promotes inflammation in the body.

ECONOMIST: Thalidomide