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Question : (A) : Restriction endonuclease are referred to as the immune system of prokaryotes. (R) : These enzymes protect the genetic material of bacteria from 'invasion' by foreign DNAs.

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If both (A) and (R) are TRUE and (R) is the CORRECT EXPLANATION of (A).
If both (A) and (R) are true but (R) is not THECORRECT explanation of (A).
If (A) is true but (R) is false.
If both (A) and (R) are false.

Answer :A


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