National Science Content Standards
3. Life Science Standards
Science subject matter focuses on the science facts, concepts, principles, theories, and models that are important for all students to know, understand, and use.
K-4 Life cycles of organisms, organisms and environments
5-8 Structure and function in living systems, populations and ecosystems, diversity and adaptations of organisms
9-12 Interdependence of organisms, matter, energy, and organization in living systems, behavior of organisms