1. What was Fleming interested in when making his research work?
2. What action produced a new substance?
3. What did Fleming get for his great discovery?
4. What difficulties did Fleming meet after discovering penicillin?
1. What was Fleming interested in when making his research work?
2. What action produced a new substance?
3. What did Fleming get for his great discovery?
4. What difficulties did Fleming meet after discovering penicillin?