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Autotrophs store chemical energy in carbohydrate food molecules they build themselves. Food is chemical energy stored in organic molecules. Food provides both the energy to do work and the carbon to build bodies. Because most autotrophs transform sunlight to make food, we call the process they use photosynthesis.
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Answer:
it's true. that looks to be musle tissue to me
Answer:
Sexual intercourse, also called coitus or copulation, reproductive act in which the male reproductive organ (in humans and other higher animals)