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In what for do plants utilize nitrogen? why do they need nitrogen?
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According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?
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Biology, 22.06.2019 10:00
Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast
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IS PLASTIC BOTTLES BETTER OR GLASS BOTTLES...
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