Which statement is true concerning photosynthesis

answer: photosynthesis takes in the carbon dioxide produced by all breathing organisms and reintroduces oxygen into the atmosphere. photosynthesis is the process used by plants, algae and certain bacteria to harness energy from sunlight and turn it into chemical energy.

also, water and carbon dioxide are converted to sugar and oxygen gas.

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answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;