AS Biology - Ch.12 Communicable diseases
5 uploads
1 / 5: AS Biology - Non-specific primary defences + Inflammation (OCR A Chapter 12.5)
2 / 5: AS Biology - Phagocytosis (OCR A Chapter 12.5)
3 / 5: AS Biology - T- and B-lymphocytes (OCR A Chapter 12.6)
4 / 5: AS Biology - Cell-mediated immunity (OCR A Chapter 12.6)
5 / 5: AS Biology - Humoral immunity (OCR A Chapter 12.6)