What is the direction of polymerization catalyzed by DNA-dependent DNA polymerases?

What is the direction of polymerization catalyzed by DNA-dependent DNA polymerases?
  1. 3' to 5'
  2. 5' to 3'
  3. both 3' to 5' and 5' to 3'
  4. none of the above

Solution

The DNA-dependent DNA polymerases catalyze polymerization only in the 5' to 3' direction.

Asked in: NCERT

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