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sally ch3 bio
| Question | Answer |
|---|---|
| light microscope | a microscope that uses a beem of visible light passing through inages to magnify it |
| electron microscope | uses a beem of electrons to magnify an object |
| magnification | the increase in size of an object |
| resolution | a microscope ability to form inages with fine detail |
| scannning tunnling microscope | uses a needle like probe to measure differences in voltage caused by electrons tunneling to surface for veiwing |
| cell theory | all living things are made of one or more cells,cells are the basic unit orginisms,cells come from existing cells |
| cell membrain | a phospholipid layer that covers a cells surface and acts as a arrier between the inside of the cell and its enviornment |
| cytoplasm | the region of the cell in the membrain that includes the fluid;the skeleton and all of the organells except the nucleus |
| cyto sceleton | the eytoplasmic network of protein filaments that plays an essential role in cellmovement,shape , and devision |
| ribosome | a cell orginel composed of RNA and protein; the site of protein synthisis |
| prokarote | an orginism that consists of single cell that does noot have a nucleus or cell orginells an example it bacterium |
| cell wall | rigid structure that syrrounds the cell membrain and provide support to the cell |
| flugellun | a long hair like structure that frows out of the cell and enables the cell to move |
| eukarote | an orginism made up of cells that have a nucleus enclosed by a membrain |
| nucleus | the controle center of the cell contains the DNA |
| ORGANELL | parts of the cell that help the cell function |
| cilium | a hair like structure aranged in tightly packed in rows that project from the surface of some cells |
| phospholipids | a lipid that contains phosphorus and that is a structural component of the cell membrain |
| lipid bilayer | basic structure of biological membrain composed of 2 layers of phospolipids |
| endoplasmic reticulum | a system of membrains that is found in a cells cytoplasm and that assists in proteins |
| vesicle | a small cavitor sac that contains materialsin a eucariotic cell forms when part of the cellcell membrain with the cell |
| gogi apperatus | is found in most eucaryotic cells in the prosessing and packinging ncenter of the cell |
| lyosome | a cell organell that contains digestive inzymes |
| mitochondrian | is eukaryotic cell the cell orginell that is surounded by 2 membrains that is the site of celluar respertation which provides ATP |
| chlorplast | an organell that is found in plants and algy cells where photosynthisis |
| central vacuole | plant cell volume is taken up by a large membrain-bound space |
Created by:
tspur95
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