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Stack #2041598
Question | Answer |
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Photosynthesis | A series of chemical reactions that convert light energy, water and carbon dioxide into food energy molecule glucose and give off oxygen. |
Cellular respiration | Is a series of chemical reactions that convert the energy in food molecules into usable form of energy called ATP. |
Stimulas | Any changes in an organism's environment that causes a response. |
Tropism | A response that results in plant growth toward or away from a stimulus |
Photoperiodism | A plants response to the number of hours of darkness in its environment |
Plant hormone | Substances that act as chemical messengers within a plant |