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10 Cards in this Set
- Front
- Back
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What is Cell structure?
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The structure of living things are determined by the amazing variety of ways in which cells are put together. |
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What is a cells function?
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An organism's functions are the processes that enable it to stay alive and reproduce.
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How did microscopes help?
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The invention of the microscope made it possible for people to discover and learn about cells.
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What is the cell theory?
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All living things are composed of cells.
Cells are the basic units of structure and function in living things. All cells are produced from other cells. |
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What is an electron microscope?
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They use a beam of electrons instead of light to produce a magnified image.
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How many convex lenses does a compound microscope have?
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A compound microscope has two convex lenses.
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How does a Microscope work?
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The lenses in light microscopes magnify and object by bending the light that passes through them.
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Who was Robert Hooke?
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He was the first scientist to observe cells. He built his own compound microscope.
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Who was Anton Van Leeuwenhoek?
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At about the same time Hooke made his discovery Anton started to observe cells.
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Who were schleiden, Schwann and Virchow?
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Schleiden concluded that all plants are made of cells.
Schwann concluded that all animals are made of cells. Virchow concluded that all cells come from other cells. |
