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COB Chapter 8 & (
| Question | Answer |
|---|---|
| the ability to do work | energy |
| reaction in which light energy from the sun is converted into chemical energy for use by the cell | photosynthesis |
| reaction in which organic molecules are broken down releasing energy for use by the cell | cellular respiration |
| all the chemical reactions in a cell | metabolism |
| cycle of growth and division carried on during the life of a cell | cell cycle |
| longest stage of the cell cycle in which the cell grows, carries on cellular functions and doubles its DNA | Interphase |
| stage of the cell cycle during which the cell's nucleus and nuclear material divide | mitosis |
| shortest stage of the cell cycle in which the cell's cytoplasm and organelles divide, creating new cells | cytokinesis |
| any environmental factor known to cause cancer | carcinogen |
| uncontrolled cell division | cancer |