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This chapter contains sections titled: Introduction Criteria for Establishing a Normal Biosynthetic Intermediate Glutamic Acid, Nitrogen Assimilation, and Transamination Glutamic Acid Group; Glutamine, Proline, Hydroxyproline, and Arginine Four-Carbon Group: Aspartic Acid, Asparagine, Threonine, and Methionine Short-Chain Amino Acids: Alanine, Serine, Glycine, and Cystine Isoleucine, Valine, and Leucine Aromatic Amino Acids: Tyrosine, Phenylalanine, and Tryptophane. Lysine and Histidine General Considerations
Bernard D. Davis (Sat,) studied this question.