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Biology, 11.07.2019 12:50 hoperodriguez3111
Nitrogen is one of the important elements for life. nitrogen is present in dna and proteins. it’s also a component of water chlorophyll air in plants, a pigment that’s critical for photosynthesis. although nitrogen is present in the air, it can’t be consumed directly. it’s converted into usable form by bacteria animals plants .nextreset
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