[BIOL 130] - Midterm Exam Guide - Ultimate 31 pages long Study Guide!
5 Oct 2016
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Observed: single-celled organisms, protists from pond water, bacteria from his mouth father of microbiology, blood cells, banded pattern in muscle cells, sperm cell from . Robert brown (botanist, 1833) every plant cell contains a round structure kernel" aka nucleus. Matthias schleiden (botanist, 1838) all plant tissues are composed of cells embryonic plant always arose from a single cell. Theodor schwann (zoologist, 1839) structural similarities between plants and animal cells formulated cell theory. Cell theory all organisms consist of one or more cells the cell is the basic unit of structure for all organisms all cells arise only from pre-existing cells. Theory: a hypothesis that has been tested critically under many difference conditions by many different individuals using a variety of approaches (an attempt to explain something) Solid ground of science: theory of evolution, germ theory, cell theory. A theory that is thoroughly tested and confirmed over many years by a large number of investigators no doubt of its validity.
