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Biology · Principles and Processes in Biotechnology

हिन्दी

In the naming convention of restriction endonuclease enzymes such as EcoRI, what does the letter 'R' represent?

  1. The genus name of the prokaryotic host strain
  2. The species name from which the enzyme was isolated
  3. The name of the bacterial strain RY 13
  4. The Roman numerical sequence of isolation

Correct answer · Option 3

The name of the bacterial strain RY 13

Explanation

In EcoRI, 'E' comes from genus Escherichia, 'co' from species coli, 'R' is derived from the strain name RY 13, and 'I' indicates it was the first isolated enzyme.
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