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: Medicine
The antibiotic which acts on the cell membrane is? 
Select and explain. 
A. Daptomycin, B. Bacitracin, C. Linezolid, D. Novobiocin
A: Daptomycin
Answer: A: Daptomycin 
Explanation: The antibiotics which acts on the cell membranes are: Polymyxins, Gramicidin, and daptomycin Ref: Harrisons, Edition-18, Page :1134.