Across
- 3. substances that target and kill pathogenic bacteria
- 6. common viral infection that spreads through kissing or by sharing certain objects
- 7. baterial or viral infection that affects the tonsils
- 8. viral infection of the respiratory system
Down
- 1. viral or bacterial infection the causes inflamation of part of the eye
- 2. microorganisms that cause communicable diseases
- 4. single-celled organisms that live in almost every place where life can thrive
- 5. Condition someone can develop after coming into contact with humans, animals or plants