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What is the electron configuration of an ion needed for DNA Polymerase to work properly?

  • Mayya Alocci
  • Jan 19, 2017
  • 1 min read

Updated: Jun 6, 2024


What is the electron configuration of an ion needed for DNA Polymerase to work properly?

A. [Ar]4s2

B. [Ne] 3s2

C. [Ne]

D. [Ar]3d10

Answer: The ion that acts as a cofactor and is needed for DNA Polymerase to work is Mg2+. It's electron configuration is [Ne] or choice C.

A represents Ca, B represents Mg atom (notice the question asks for an ion), and D represents Zn2+.

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