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The promoters for mRNA encoding early proteins in viruses like T4 have a different sequence

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The promoters for mRNA encoding early proteins in viruses like T4 have a different sequence than the promoters for mRNA encoding late proteins in the same virus. Explain the viral strategy behind this and how promoter modification occurs.

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Virus are known for two types of life cycle - lytic and lysogenic cycle. In lysogenic cycle viral DNA is inserted into bacterial genome and it replicates along with the bacterial genome. Viral DNA contains two sets of gene - ...

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