Multiple choice

Which of the following statements regarding site-specific recombination is true?

  1. This type of recombination commonly occurs between a pair of homologous DNA sequences.

  2. This type of recombination does not require homologous sequences and is utilised by mobile genetic elements that move about chromosomes.

  3. This type of recombination does not require homologous sequences and is important for the integration of viral genomes into bacterial chromosomes.

  4. This type of recombination commonly occurs between a pair of non-homologous DNA sequences.
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C Correct answer
Explanation

This is true. Site-specific recombination does not require homologous sequences and is important for the integration of viral genomes into bacterial chromosomes.

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