This might be a polio virus, for example. The example I've given here is a virus that contains DNA as its genetic material.

例如 这个应该是,小儿麻痹症病毒,我曾在这里展示过,一种将DNA作为遗传物质的病毒

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Smallpox is a virus called variola, it's a virus that contains DNA.

天花是病毒引起的,这种病毒含DNA

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Here's a DNA virus, it infects a cell.

这是一个DNA病毒,它感染了一个细胞

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Because HIV is an RNA virus and if it enters your cell the only way it can replicate, it can put its DNA into your cells, is by first making DNA out of its RNA genome.

因为HIV是RNA病毒,如果它进入你的细胞,它复制自己的唯一方式,它能把自己的DNA转入你的细胞,方法是先用自己的,RNA基因组制造出DNA

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It breaks down into its component parts and I show two of those component parts here, one is the genetic material, in this case DNA, and the other is all the proteins that form the structure of the virus.

分解为自身各种零件,这里给你们展示一下其中的两个,其一是遗传物质,这里指DNA,另一个是构建病毒结构的所有蛋白质

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