The process of forming these structures is called folding, and it is understood to occur because proteins are amphiphilic.

形成这种结构的过程就称为折叠，原因则是蛋白质的两亲性。

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Because cholesterol can't travel alone through the bloodstream, it has to combine with certain proteins.

胆固醇因为不能单独在血液中移动，所以必须和特定的蛋白质结合。

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Because eggs contain a balanced source of amino acids (building blocks of proteins), they are considered the gold standard by which all protein foods are measured.

因为含有均衡的氨基酸来源(氨基酸构成蛋白质)，鸡蛋被看作是衡量所有蛋白质食物的黄金标准。

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It's not as simple as DNA going to RNA going to protein, because proteins need to be present in order to make these things happen as well.

基因表达不是简单的从DNA到RNA,再到蛋白质,因为整个过程需要,不同酶的催化作用

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It could have been corrupted because a virus was inside of it so it was making foreign proteins.

细胞被损害的原因是,病毒在其中生产了外源蛋白

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You've irreversibly changed that substance because you've changed the structure of all the proteins inside.

蛋白质的结构发生不可逆的变化,因为蛋白质内部的全部结构都改变了

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It is vitally important, because misfolded proteins either do not work at all or do things that they shouldn't.

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Because the proteins surrounding elephant ova are similar to those from pigs, these antibodies attack the elephant ova, too.

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It's a model that scientists have tried with spider silk before, but because the proteins in spider silk are so large, it takes some pretty wacky-sounding techniques to replicate them (like getting it from the milk of transgenic goats).

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