A) Are used for in uitro DNA synthesis
B) Are synthesized by bacteria as part of defense mechanism
C) Are present in mammalian cells for degradation of DNA when the cells dies
D) Are used in genetic engineering for ligating two DNA molecules
Correct Answer: B
Solution :
Restriction endonuclease Eco RI is produced by bacterium Escherichia colistrain RY 13.You need to login to perform this action.
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