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9 Cards in this Set

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  • Back
What can increase the frequency of mutations occurring?
Exposure to a mutagen

Loss of functionality in anything that maintains genetic integrity
What is synapsis?
The process of homologous recombination with the RecA protein
What are two instances of non-homologous genetic recombination?
Site-specific recombination

Transposition
What are pathogenicity islands?
Clusters of genes involved in virulence that encode a number of different things
What are the three mechanisms of bacterial gene exchange?
Transformation

Conjugation

Transduction
What is a plasmid?
DNA molecules that replicate separately from the bacterial chromosome
What is incompatibility?
The loss of one plasmid due to another in the same group being present
What are the types of bacteriophages and what viral growth cycles do they exhibit?
Virulent: lytic

Temperate: lytic or lysogenic
What is a prophage?
The cell that carries a phage genome as a lysogen in the lysogenic viral cycle