जॉइन Examsbook
Whose discovered the first antibiotic?
5प्र:
Whose discovered the first antibiotic?
- 1W. Flemingfalse
- 2C. Waxmanfalse
- 3Louis Pasteurfalse
- 4A. Flemingtrue
- उत्तर देखेंउत्तर छिपाएं
- Workspace

