Answer: restriction endonuclease.
Explanation: restriction endonuclease recognize a specific site at a DNA molecule called restriction site and attach to it and cleave DNA into pieces by the cleavage of phosphodiester bond. Restriction site are few nucleotides in length found in the middle of the polynucleotide chain.
Answer:
Proton has a positive charge.
Neutron has a neutral or no charge.
Electron has a negative charge
Explanation:
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