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Blackburn, Greider and Szostak won the 2009 Nobel Prize for discovering:

AExonuclease
BTelomerase
CTopoisomerase
DPolymerase
Answer & Solution
Correct answer: B. Telomerase
1. Telomerase carries a built-in RNA template. 2. It maintains chromosome ends. 3. The discovery won the 2009 prize. _Source: OpenStax Biology 2e, Chapter 14, DNA Structure and Function (CC BY 4.0)._
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