describe producer/consumer, predator/prey, and parasite/host relationships as they occur in food webs within marine, freshwater, and terrestrial ecosystems;
investigate how organisms and populations in an ecosystem depend on and may compete for biotic and abiotic factors
explore how short- and long-term environmental changes affect organisms and traits in subsequent populations
recognize human dependence on ocean systems and explain how human activities such as runoff, artificial reefs, or use of resources have modified these systems.
