This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Drug resistance transfer by bacteriophage involves- 
Select and explain. 
A. Transduction, B. Conjugation, C. Transformation, D. Convocation
A: Transduction
Answer: A: Transduction 
Explanation: Ans. is 'a' i.e., Transduction