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R Bio Unit 1 Life-Proteins

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Microscopes ? Light microscope ? frog eggs to some organelles. mainly for CELLS AS A WHOLE ? Electron microscopes ? Cells to atoms. Mainly for ORGANELLES o Scanning Electron Microscope (SEM) ? makes image like a sheet or a topographical map or 3D images ? Transmission Electron Microscope (TEM) ? makes 2D images ? Total magnification = ocular lens (usually 10x) times objective lens (4-400x) ? Higher the magnification ? smaller the field of view (the circle you?re looking at is smaller in real life)? 5 qualities of life Made of cell(s) Can reproduce Can grow and develop Obtain energy and use it Respond to environment REGEC = use this to remember somehow Reproduce, use Energy, Grow and develop, respond to Environment, made of Cells Are viruses life?

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