Ascientist is examining the role of an element found in fats and carbohydrates of living things. this
human body mass
which statement describes the element he is studying?
he is studying oxygen, which can also be found in proteins.
he is studying oxygen, which is the most abundant element in the atmosphere,
he is studying nitrogen, which can also be found in proteins,
he is studying nitrogen, which is the most abundant element in the atmosphere.
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The rate at which molecules water and oxygen can enter a cell is determined by the-

The source of energy shown in the image is (renewable, non renewable, polluting) a drawback of building a dam is that (it will destroy ecosystems, it requires fossil fuels, it won’t be useful for irrigation)

Me asap i need during photosynthesis, the following reaction takes place: carbon dioxide + water + light energy → sugar + oxygen during cellular respiration, the following reaction takes place: sugar + oxygen → carbon dioxide + water + chemical energy given this information, how are photosynthesis and cellular respiration related? question 2 options: a the products of photosynthesis are the reactants of cellular respiration. b photosynthesis and cellular respiration both start with the same materials. c photosynthesis and cellular respiration both produce the same materials. d the same type of energy is found in both photosynthesis and cellular respiration.