OCR GCSE Twenty First Century Science Suite - Biology B J257 · B2.2.3
Physical plant defences
- Code
- B2.2.3
- In
- B2.2 How do organisms protect themselves against pathogens?
- Topic
- B2 Keeping healthy
- Course
- GCSE Twenty First Century Science Suite - Biology B J257
- 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.