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nitrogen

mastery

UK /ˈnaɪ.tɹə.d͡ʒən/ US /ˈnɑɪ.tɹə.d͡ʒən/noun

card 1 of 6 · context meaning

Which meaning of nitrogen best fits this context?

All life depends on nitrogen; it is the building block from which nature assembles amino acids, proteins, and nucleic acids.