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Question
What is the name of the Y-shaped structure formed when the DNA double helix is unwound during replication?
Options
Replication fork
DNA gyrase
Okazaki fragment
Replicon
MCQ
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Solution
A replication fork is the Y-shaped structure created when helicase unwinds the double helix by breaking hydrogen bonds between bases. This fork serves as the site where DNA synthesis occurs on both the leading and lagging strands.
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