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8 Cards in this Set
- Front
- Back
What is the oh-so-popular cell theory?
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All organisms, both unicellular and multicellular, are made up of cells. And Cells are the smallest units of life.
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Compound Light Microscope
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thin sliced and stained specimen is mounted on a glass slide to be viewed
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How do you compute the total magnification of a microscope?
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multiply the power of magnification of the lens being used BY the power of magnification of the ocular or eypiece lens.
ex.) 40 * 10 = 400x |
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Electron Microscope
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used to view extremely small objects
more powerful than Light Microscope |
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What are two types of electron microscopes?
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Transmission Electron Microscope (TEM) and Scanning Electron Microscope (SEM)
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What are the similarities between TEM microscope and SEM microscope?
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they cannot be used to view living specimens.
Projected to a photographic plate |
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Then what are the differences between TEM and SEM?
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TEM is used to project internal details of a specimen, while SEM is used to project surface details of specimens.
SEM is 3 dimensional image TEM can magnify more. |
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The theory of endosymbiosis?
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comcept that mitochondria and chloroplasts are the result of years of evolution intiated by the endocytosis of bacteria and blue-green algae which, instead of becoming digested, became symbiotic.
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