New Jersey Standards
NJ.5.3.4. Life Science: Life science principles are powerful conceptual tools for making sense of the complexity, diversity, and interconnectedness of life on Earth. Order in natural systems arises in accordance with rules that govern the physical world, and the order of natural systems can be modeled and predicted through the use of mathematics.
5.3.4.A. Organization and Development: Living organisms are composed of cellular units (structures) that carry out functions required for life. Cellular units are composed of molecules, which also carry out biological functions.
Essential functions of the human body are carried out by specialized systems: Digestive, Circulatory, Respiratory, Nervous, Skeletal, Muscular, Reproductive.
5.3.4.A.3. Describe the interactions of systems involved in carrying out everyday life activities.