The enzyme luciferase causes a chemical reaction.

酶荧光素酶引起化学反应。

Well that is a chemical reaction called oxidation.

这是一种叫做氧化的化学反应。

It's actually to start a chemical reaction.

而是为了引发化学反应。

In science, a catalyst is a substance that accelerates a chemical reaction.

在科学中，催化剂是一种加速化学反应的物质。

The cell cytoplasm is the site of the cell's chemical reactions.

细胞质是细胞进行化学反应的场所。

Enzymes are proteins that living things use as catalysts, to speed up chemical reactions.

酶是生物用作催化剂的蛋白质，以加速化学反应。

And if you can isolate that chemical reaction, you can understand how it works.

如果你能分离出这种化学反应，你就能理解它的运作原理。

He's using the pumpkins to demonstrate a chemical reaction between water and a compound called calcium carbide.

他用南瓜来演示水和一种叫做电石的化合物之间的化学反应。

And what they do is they utilize the chemical reaction that creates rust to store and discharge energy.

它们所做的就是利用产生铁锈的化学反应来储存和释放能量。

They have potassium permanganate when you mix it with glycol, it starts a chemical reaction and a fire.

他们有高锰酸钾，当你把它与乙二醇混合时，它会发生化学反应，并着火。

This enabled them to trap sunlight and produce a chemical reaction which converts carbon dioxide and water into food.

能够吸收太阳光并通过一些化学反应把二氧化碳和水变成养料。

Baking is just chemical reactions, so we need to understand how these ingredients work together in the first place.

烘焙其实也只是化学反应，所以我们首先需要了解这些成分是如何相互作用的。

Batteries have improved immensely over the past few years particularly lithium-ion batteries which use a chemical reaction to store energy.

在过去的几年里，电池有了巨大的进步，尤其是锂离子电池，它利用化学反应来储存能量。

She wondered if the worms were eating the plastic, or if there was a chemical reaction that caused the holes.

她想知道是蜡螟在吃塑料，还是发生化学反应造成了这些洞。

In general, low temperatures slow down chemical reactions, so if you keep fruit cold, its pectin molecules break down less.

简单来说，低温放慢了化学反应，所以如果将水果冷藏，果胶溶解程度变低。

That love bite triggers a chemical reaction whereby his jawbone starts to disintegrate.

爱的咬伤引发了化学反应，他的颚骨开始崩解。

However, RNA can also act as enzymes to speed up chemical reactions, and in many viruses, they have RNA instead of DNA.

然而，RNA 也可以用酶来加速化学反应，在许多病毒中，它们只有 RNA 而非 DNA。

And over the South Pole, they start to trigger these chemical reactions that chew away at this protected blanket.

在南极上空，它们开始引发这些化学反应，腐蚀掉这条受保护的毯子。

Our metabolism, which is all the chemical reactions in our bodies that keep us alive, is controlled by enzymes.

我们的新陈代谢是我们体内维持生命的所有化学反应，由酶控制。

James started by drawing on a basic premise of biochemistry — that everything happening inside a cell is basically just a chemical reaction.

詹姆斯首先利用了生物化学的基本前提：细胞内发生的一切都是化学反应。