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Nitrogen atoms are part of the structure of some organic molecules, such as all amino acids and some modified carbohydrates. what other organic molecules contain nitrogen
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Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom
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Natural resources are any materials that humans obtain from the earth to meet our wants and needs.
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Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%
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Where does oogenesis take place ? seminiferous tubules fallopian tubes ovaries uterus
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Nitrogen atoms are part of the structure of some organic molecules, such as all amino acids and some...
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