04.06.2013 Views

Duplicazione del DNA

Duplicazione del DNA

Duplicazione del DNA

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La duplicazione <strong>del</strong> <strong>DNA</strong> si esplica attraverso<br />

il meccanismo <strong>del</strong>la replicazione.<br />

I step: separazione dei filamenti complementari di<br />

<strong>DNA</strong> mediante l’intervento <strong>del</strong>la <strong>DNA</strong> elicasi.<br />

II step: l’intervento <strong>del</strong>le proteine destabilizzatrici<br />

<strong>del</strong>l’elica.<br />

III step: le topoisomerasi operano il “taglia e cuci”

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