Conjugation is usually measured in terms of conjugation frequency per donor or recipient. Conjugation frequency is calculated as:

• A. (Number of Transconjugants / Total Number of Bacteria) x 100.
• B. Number of Transconjugants / Total Number of Bacteria.
• C. (Number of Transconjugants x Total Number of Bacteria)/100.
• D. None of these.

Answer: (A)