denature

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Denature: means to treat a meat product to make it unsuitable for use as food.
变性：意即对某一肉类产品进行处理，使之不适合作为食品使用。
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Adequate facilities to render or denature the inedible meat product as applicable must be provided.
必须提供将非食用肉类炼油或使其变性成为可适用产品的适当设施。
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A hot blood meal should denature mosquito digestive enzymes, but other mosquito molecules protect those compounds.
一餐热血本应使蚊子的消化酶变性，但蚊子的其他分子却保护着这些化合物。

You then denature again, each one of these strands gets separated, primers bind, turn on the polymerase, a new strand is made.
然后你可以再次使产物链变性,使各链解旋,再结合引物,激活聚合酶,再生成新链
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You denature them, you can watch them denature because the egg white turns from clear to white and it doesn't go back.
它们变性了,这种变性是可以观察到的,蛋清由透明变为白色,再也变不回去
耶鲁公开课 - 生物医学工程探索课程节选
Now, you all know that we can make irreversible changes in proteins, you can denature them completely, that's what happens when you cook an egg for example.
现在你们都懂蛋白能够发生不可逆的改变,能够完全变性,比如在你煮鸡蛋的时候就是这样
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But greed, in fact, prompts capitalists to seek government guarantees and subsidies that denature and stultify the works of entrepreneurs.
FORBES: The Wonders of Wealth, the Path Out of Poverty

to change the characteristics of a substance, for example by the action of heat or an acid

变性
The recombinant protein was purified using the Ni-NTA agarose affinity system in denature conditions.
在变性条件下利用Ni-NTA凝胶亲和层析纯化重组蛋白。