OCR GCSE Twenty First Century Science Suite - Biology B J257 · B2.2.2

Platelets

Code: B2.2.2
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

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 Physical plant defences
B2.2.4 The immune system
B2.2.5 White blood cells
B2.2.6 Chemical plant defences