Fragments cut by the same restriction enzyme can be joined because they carry matching:
ASilent ends
BSpiral ends
CSealed ends
DSticky ends
Answer & Solution
Correct answer: D. Sticky ends
1. The cut is made off centre in the palindrome.
2. That leaves short single stranded overhangs.
3. Those are sticky ends.
_Source: syllabus Biology Class XII, Chapter 11, Biotechnology Principles and Processes._
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