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Biotechnology—Principles and Processes — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology—Principles and Processes2 Marks
Question
Are the restriction endonucleases found in eukaryotic cells? Justify your answer.
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Answer

No, eukaryotic cells do not have restriction endonucleases. This is due to the DNA of eukaryotes is highly methylated by a modification enzyme, known as methylase. These enzymes are placed in prokaryotic cells where they about to prevent this invasion of DNA by virus.

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