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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Definitions:

Available-for-sale

A classification of securities that are not actively managed for trading or held to maturity but can be sold for cash needs or other purposes.

Unrealized Holding Gain

Refers to an increase in the value of an investment that has not been sold yet, thus the gain is not "realized."

Passive Debt Investments

Investments in debt instruments, such as bonds, where the investor does not exert influence over the issuer.

Held-to-maturity

A classification for investment securities which the investor has the intent and ability to hold until a specified maturity date.