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| the smallest unit of life that can function independently and perform all the necessary functions of life, including reproducing itself. |
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| Has a central control structure called a nucleus which contains cell's DNA. |
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| Does not have a nucleus; it's DNA simply resides in the middle of the cell. |
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| Encloses cell contents: DNA, ribsomes, and cytoplasm |
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| Jelly-life fluid insie cell |
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| Granular bodies in the cytoplasm that convert genetic information into protein structure |
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| One or more circular loops containing genetic information. |
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| Developed to explain the presence of two organelles in eukaryotes, choloroplasts in plants and algae, and mitochondria in plants and animals. |
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| contain certain protein channels that allow only certain molecules to pass. |
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| the spontaneous diffusion of molecules across a membrane |
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| The movement of molecules down their concentration gradient |
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| Substances dissolved in a solution |
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| Higher concentration of solutes than the cell |
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| lower concentration of solutes than the cell |
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| equal concentration of solutes as the cell |
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| Movement of water into a cell. Can cause a cell to swell and burst. |
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| Discharge of material from vesicles at the cell surface |
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| The plasma membrane envelops particles and brings them into the cell interior. |
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| Extract energy from organice molecules through oxidative metabolism. Posses circular DNA, divide by simple fission |
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| Round,membrane- enclosed, acid-filled vesicles that function as a cell's garbage disposal. |
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| Where cells build proteins and disarm toxins |
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| Flattened stack of membranes that are scattered throughout the cytoplasm |
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| Energy-capturing center, posses DNA, DIVIDE by simple fission |
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