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process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches or other animal eats plant to obtain food.
the behaviors and physical characteristics that allow organisms to live successfully in their environments
symbiotic relationship in which one member of the association benefits and the other is neither helped nor harmed
A relationship between two organisms of different species where one benefits and the other is harmed
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