Lysogenic viral DNA which has integrated into the host genome is referred to as a prophage and is denoted as option D.
This is referred to as a method by which a virus can replicate its DNA using a host cell such as that of humans in the case of the HIV virus in which it leads to AIDS after compromising certain cells in the body.
On the other hand, the prophage is known as a genetic material of a bacteriophage is incorporated into the genome of a bacterium and able to produce phages if specifically activated.
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