Which of the Following Statements Regarding Bacterial Defenses Against Phage

question 49

Multiple Choice

Which of the following statements regarding bacterial defenses against phage infections is FALSE?

• A) Resistance to phages can occur through mutations.
• B) Bacterial restriction endonucleases can cleave viral RNA genome.
• C) The clustered, regularly interspaced short palindromic repeats inserted in the bacterial genome facilitate cleavage of specific phage DNA.
• D) Bacterial restriction endonuclease system cleaves DNA lacking appropriate methylation patterns.
• E) Resistance to phages can occur through altered host receptor proteins.

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