किसी DNA में methylated recognition site है। expected cut क्यों नहीं मिला?
A DNA has a methylated recognition site. Why was the expected cut not obtained?
Explanation opens after your attempt
Correct Answer
A. methylation ने enzyme cutting रोक दी हो सकती हैMethylation may have blocked enzyme cutting
Concept
Some enzymes cannot cut methylated sites. Therefore the expected restriction cut may not appear.
Why this answer is correct
The correct answer is A. methylation ने enzyme cutting रोक दी हो सकती है / Methylation may have blocked enzyme cutting. Some enzymes cannot cut methylated sites. Therefore the expected restriction cut may not appear.
Exam Tip
कुछ enzymes methylated sites को काट नहीं पाते। इसलिए expected restriction cut नहीं दिख सकता।
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