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← Enzymes and Hormones
GK QUESTION#3935

What is the primary function of the telomerase enzyme?

  1. ATelomere lengtheningCorrect answer
  2. BDNA replication
  3. CDNA repair
  4. DRNA transcription
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Answer

A. Telomere lengthening

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Explanation

Telomerase extends chromosome ends by adding telomeric DNA repeats using its own RNA template. This specialized DNA synthesis helps counter telomere shortening; it does not replicate the entire chromosome.

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