Formation of organic nitrogen compounds like amino acids from inorganic nitrogen compounds is called as ____________
(a) Nitrogen fixation
(b) Nitrification
(c) Denitrification
(d) Nitrogen assimilation
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I need to ask this question from Overview of Nitrogen Metabolism in portion Lipid Biosynthesis, Biosynthesis of Amino Acids, Nucleotides and Related Molecules of Biochemistry