Explain how the sun, autotrophs and heterotrophs contribute to the one-way flow of energy in an ecosystem.

Most autotrophs make their "food" through photosynthesis using the energy of the sun. Heterotrophs cannot make their own food, so they must eat or absorb it. Chemosynthesis is used to produce food using the chemical energy stored in inorganic moleculesExplanation:

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explanation:

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