Multiple choice

In semiconservative replication of DNA,

  1. the original double helix remains intact and a new double helix forms

  2. the strands of the double helix seperate and act as templates for new strands

  3. polymerisation is catalysed by RNA polymerase

  4. polymerisation is catalysed by DNA ligase enzyme
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B Correct answer
Explanation

In semiconservative replication of DNA, the strands of the double helix seperate and act as templates for new strands.

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