2. One repair mechanism for double-strand breaks involves the unwinding of the damaged DNA followed by the invasion of a template that contains identical or highly similar sequences as the damaged DNA. What is the name of this mechanism? Nucleotide excision repair Nonhomologous end joining Homologous recombination Mismatch repair

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Viral Replication

The virus is acellular and considered non-living outside the host cell. The replication of the virus occurs only inside the living cells. Only a few genes are present in the smallest virus, whereas many genes are present in the largest virus. These genes encode specific viral proteins.