Key Idea 1: Living things are both similar to and different from each other and from nonliving things.
Key Idea 2: Organisms inherit genetic information in a variety of ways that result in continuity of structure and function between parents and offspring.
Key Idea 3: Individual organisms and species change over time.
Key Idea 4: The continuity of life is sustained through reproduction and development.
Key Idea 5: Organisms maintain a dynamic equilibrium that sustains life.
Key Idea 6: Plants and animals depend on each other and their physical environment.
Key Idea 7: Human decisions and activities have had a profound impact on the physical and living environments.