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bio term 1 test 3
mr. lorys bio class, terms based on class notes for unit 3
Term | Definition |
---|---|
anton van leeuwenhoek | he used the simple microscope to observe pond water, he found small organisms which he called "animalcules" |
robert hooke | documented small compartments and named them for the cubicles in a monastery ("cells") |
robert brown | he found that in every cell there was something circular and centrally located and called it a nucleus |
mathias schleiden / theodor schwann | collected samples of living things and found that all living things are made up of cells |
rudolf virchow | discovered that cells divide to make new cells (ex - mitosis) |
1. all living things are made of cells 2. cells are the basic unit of structure and function in living things 3. all cells come from preexisting cells | cell theory |
coccus | type of bacterial cell (sphere) |
bacillus | type of bacteria cell (rod) |
spirillum | type of bacteria cell (spiral) |
eukaryotic cell | has a nucleus, ex - plant/animal cell |
prokaryotic cell | does not have a nuceus, ex - bacteria |