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26 Cards in this Set
- Front
- Back
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outside covering
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membrane
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inside fluid
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cytoplasm
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information center
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nucleus
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All tissues and organs of living organisms are made up of microscopic cells
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true
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what are the parts of a cell
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cell membrane
lysosomes nucleus mitochondria cytoplasm ribosomes |
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The cell membrane is like a door to the cell.
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true
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Small structures within the cytoplasm which perform individual functions are called _________
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organelles
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mitochondria
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power plant
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endoplasmic reticulum
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conveyor belts
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ribosomes
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assembly shop
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Golgi body
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packaging
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lysosomes
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recycling
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ribosomes receive instruction from the nucleus for assembling proteins
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true
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mitochondria break down sugars to produce energy.
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true
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the Golgi body sorts and transports proteins to the cell membrane.
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true
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lysosomes dissolve unwanted substances in the cell.
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true
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The endoplasmic reticulum (E.R.) is an intricate transport system within a living cell.
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true
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The information center of a cell is contained in the nucleus
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true
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six operations performed or directed by the nucleus
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cell reproduction
instructions coded information chromosomes exact placement of varieties of cells control center |
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Our current knowledge of the physical sciences indicates that a living cell probably started from chemical combination of elements.
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false
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A cell is a complex assembly of interrelated working parts
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true
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Complex interrelated functions or parts are most likely the product of _____.
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design
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The numerous functions of body cells have been determined from observation and careful study of experimental data
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true
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Two activities of the cell membrane are _____ and _____.
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absorbing
excreting |
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The cell membrane will absorb _____, _____ and _____.
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food, oxygen, and water
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The main substance from which cells are constructed is proteins
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true
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