BIOL 101 Chapter Notes - Chapter 1-7: Ribose, Allosteric Regulation, Microfilament
Document Summary
Science: a body of knowledge about the natural world. Scientific method: a means of coming to understand the natural world through observation and the testing of hypotheses, steps: Hypothesis: tentative, testable explanation for an observed phenomenon. Variable: an adjustable condition in an experiment. Levels of organization in living things: atom (hydrogen, molecule (water, organelle (nucleus, cell (neuron, tissue (nervous tissue, organ (brain, organ system (nervous system, organism (sea lion, population (colony) Members of a single type of living thing (a species), living together in a defined area: community (giant kelp forest, ecosystem (southern california coast, biosphere (earth) Life sciences: a set of disciplines that focus on varying aspects of the living world. Evolution: the gradual mmodification of populations of living things over time, with this modification sometimes resulting in the development of new species. Matter: anything that takes up space and has mass.
