<aside> 📎

Systems are based on interactions, interdependence and integration of components.

Systems result in emergence of new properties at each level of biological

organization.

</aside>

C1.1 Enzymes and Metabolism

C 1.2 Cell Respiration

C1.3 Photosynthesis

C2.2 Neural Signaling

C3.1 Integration of Body Systems

C3.2 Defence Against Diseases

C 4.1 Populations and communities

C 4.2 Transfers of energy and matter