Unit 3: Heredity and continuity of life Biology
Heredity is an important biological principle as it explains why offspring (cells or organisms) resemble their parent cell or organism. Organisms require cellular division and differentiation for growth, development, repair and sexual reproduction. In …
Unit 3 | Biology | Science | Senior secondary curriculum
Unit 4: Maintaining the internal environment Biology
In order to survive, organisms must be able to maintain system structure and function in the face of changes in their external and internal environments. Changes in temperature and water availability, and the incidence and spread of infectious disease, …
Unit 4 | Biology | Science | Senior secondary curriculum