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| bonds between atoms are broken and new bonds form to make different molecules |
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| provide the cell with energy |
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| are the fats, oils, and waxes,found in living things |
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| are made of smaller molecules called amino acids |
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| are the molecules that hold the instruction for the maintenance, growth, and reproduction of a cell |
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| is the energy stored in the bonds between atoms of every molecule |
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| a major energy source for most cells is stored in a sugar molecule |
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| is the process that plant cells use to change the energy from sunlight into chemical energy |
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| a light-absorbing pigment, or colored substance, that traps the energy in sunlight |
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| cells use oxygen to release energy stored in sugars such as glucose |
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| the process by which cells release energy without oxygen |
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| the process by which molecules spread out, move from areas where there are many of them to areas where there are fewer of them |
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| materials move without using using the cell's energy |
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| the diffusion of water through a membrane is given a special name |
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| is the process of using energy to move materials through a membrane |
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