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Definition
| type of passive transport in cells where molecules move from areas where there are more of them to areas where there are fewer of them |
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| type of passive transport that occurs when water diffuses trough a cell membrane |
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| process by which vesicles release their contents outside the cell |
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| green pigment in chlorophyll that captures light energy |
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| process by which a cell takes in a substance by surrounding it with the cell membrane |
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| waste product of fermentation, makes muscles sore |
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| compounds that always contain hydrogen and carbon; carbohydrates, lipids, proteins, and nucleic acids are organic compounds found in living things |
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| compound, such as H₂O, that is made from elements other than carbon and whose atoms usually can be arranged in only one structure |
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| the total of all chemical reactions in an organism |
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| organisms that make their own food |
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| energy-requiring process in which transport proteins bind with particles and move them through a cell membrane |
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| special kind of protein that allows bigger molecules to go through the cell membrane |
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| a type of protein that regulates nearly all chemical reactions in cells |
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| movement of substances through a cell membrane without the use of cellular energy; includes diffusion, osmosis, and facilitated diffusion |
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| process by which plants and many other producers use light energy to produce a simple sugar from carbon dioxide and water and give off oxygen |
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| organisms that don't make their own food, but have to eat other foods |
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| diffusion for bigger molecules that require transport proteins |
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| lets some things in and keeps others out of the cell |
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| less water inside cell, cell is shrunken |
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| occurs when molecules of one substance are spread evenly throughout another substance |
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| process by which oxygen-lacking cells and some one-celled organisms release small amounts of energy from glucose molecules and produce wastes such as alcohol, carbon dioxide, and lactic acid |
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| a process in which chemical reactions break down food molecules into simpler substances and release their stored energy |
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| Equal balance of the solute inside and outside of the cell, cell is normal |
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| too much solute in cell, cell is bloated and may burst |
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