BIOL 1201 : BIO 1201 Exam 1 Notes
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What do scientists do: make observations, attempt to discern patterns, assume that the future is like the past. Hypothesis -> theory -> law: observation, generalization of a model, make predictions or hypothesis, test>>>start over at observation. Limits of science: only answer questions of science by observing phenomena"s of science. 2. 1 matter consists of chemical elements in pure form and in compounds: matter, made up of elements-a substance that cannot be broken down to other substances by chemical reactions. 92 elements gold, copper, carbon, oxygen, etc arsenic >> can become adapted to toxic elements. 2. 2 an element"s properties depend on the structure of its atoms. Some naturally occurring elements are toxic to organisms . Made up of subatomic particles neutrons, protons, and: are made up of atoms-the smallest unit of matter that still retains the properties of an element electrons, elements. Compound-substance consisting of two or more different elements combined in a fixed ration (ex.
