question_answer

Transfer of genetic information from one bacterium to another in the transduction process is through:[AIPMT 1998]

A) physical contact between donor and recipient strains

B) conjugation between opposite strain bacterium

C) bacteriophages released from the donor bacterial strain

D) another bacterium having special organ for conjugation

Correct Answer: C

Solution :

[c] During transduction, a small double-stranded piece of DNA is transferred from donor to recipient by a bacteriophage. Transduction does not involve physical contact between donor and recipient strains.