Essential amino acid is ?: (A) Alanine, (B) Serine, (C) Arginine, (D) Proline
Answer is C. Ans. is 'c' i.e., Arginine Nutritionally Essential Nutritionally Nonessential Arginine Alanine Histidine Asparagine Isoleucine Leucine Asparatate Lysine Cysteine Methionine Phenylalanine Glutamate Threonine Tryptophan Valine Glutamine Glycine Proline Serine Tyrosine