OCR A-level Biology A H420 · 5.1.1
Communication and homeostasis
- Code
- 5.1.1
- In
- 5.1 Communication and homeostasis
- Topic
- 5 Communication, homeostasis and energy
- Course
- A-level Biology A H420
- 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 under 5.1.1
Points in 5.1 Communication and homeostasis
- 5.1.1 Communication and homeostasis
- 5.1.2 Excretion as an example of homeostatic control
- 5.1.3 Neuronal communication
- 5.1.4 Hormonal communication
- 5.1.5 Plant and animal responses