| Select | | View | Download | | 40.1 How microorganisms cause diseases in humans | | |
| 40.2 Food-borne infection and food poisoning | | |
| 40.3 Microbial deterioration | | |
| 40.4 Control of growth of microorganisms | | |
| 40.1 How microorganisms cause diseases in humans (Bilingual)
| | |
| 40.2 Food-borne infection and food poisoning (Bilingual) | | |
| 40.3 Microbial deterioration (Bilingual) | | |
| 40.4 Control of growth of microorganisms (Bilingual) | | |