OCR GCSE Twenty First Century Science Suite - Combined Science B J260 · B2.2.4
White blood cells
- Code
- B2.2.4
- In
- B2.2 How do organisms protect themselves against pathogens?
- Topic
- B2 Keeping healthy
- Course
- GCSE Twenty First Century Science Suite - Combined Science B J260
- Board
- OCR
Grade boundaries·OCR command words
Codes and titles are read by a script from OCR's published specification and have not been checked by a person. What each point covers is in the specification itself: OCR’s specification.
Points in B2.2 How do organisms protect themselves against pathogens?
- B2.2.1 Non-specific human defences
- B2.2.2 Platelets
- B2.2.3 The immune system
- B2.2.4 White blood cells