biol 2051 biol 2051 biol 2051
biol 2051
 study guide unit 1 – answers chapter 1 1. the study of living things 2. cells and organization, energy use and metabolism, response to environmental changes, regulation and homeostasis, growth and development, reproduction, and biological evolution 3. cells, tissue, organ, organism, population, community, ecosystem, biosphere 4. • cells: made of atoms and larger molecules • tissue: cells of the same type • organ: contains 2 or more tissue types • organism: anything that contains everything it needs to live • population: group of organisms living together • community: populations of 2 or more sp