NEET Biology question

Which of the following cuts the DNA from specific places? [AIPMT 2001]

(A)E. coli restriction endonuclease ICorrect
(B)Ligase
(C)Exonuclease
(D)Alkaline phosphatase

Answer: (A)

Solution

Ligase seals DNA, exonucleases remove nucleotides non-specifically from the ends, and alkaline phosphatase removes phosphate groups, none of which cut DNA at specific

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Question ID VK-125196