What is a retrovirus?

A retrovirus is a virus composed of RNA. It has reverse transcriptase, which allows them to transcribe their RNA into DNA after they gain entrance in a cell. That DNA will then integrate itself into the chromosomal DNA of the host cell.
One well-known example of a retrovirus is HIV.
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A)Germline mutations are inherited from a parent, while somatic mutations are caused by mutagens in the environment

Explanation:

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