The answer is C because it is an example of evolution or adaption.
The virus injects genetic material (DNA or RNA) into the host cell. Have a lucky day :)
One set of chromosomes would be Haploid
<span>the virus injects the genetic info. this can be RNA or DNA. retroviruses inject RNA. after injection, the host cell transcription/translation machinery is hijacked and starts making virus proteins from the viral genes.</span>