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Do photosynthesis and respiration violate the law of conservation of energy?

Where are these extra 20 ATP molecules coming from (or in other words extra 20 units of energy)? The sun. They are provided by high energy photons emitted by the sun. Those photons excite electrons ...
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Do photosynthesis and respiration violate the law of conservation of energy?

With slight adjustments to the scientific wording, what the poster states is in effect: “…to produce one molecule of glucose in photosynthesis, 18 ATP molecules are used up hydrolysed” and “…...
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How can this coral survive with little sunlight?

Certain species of corals do not require as much sunlight as others to survive. The zooxanthellae that augment nutrient supply to the polyps do rely on photosynthesis, but some species are adapted to ...
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