AQA GCSE Combined Science Trilogy · 8464
Specification 4.1.1.3, 4.2.3.1 · Paper 1
Revise: Cell specialisationCells work together in tissues; different tissues form organs; and organs work together in organ systems. For example, muscle cells form muscle tissue, which helps an organ such as the heart contract. The heart then pumps blood as part of the circulatory system.
- Revise: Principles of organisation
A structure made of different tissues working together to perform specific functions.
- Revise: Plant tissues