Use curved arrows to illustrate how the following occurs in the presence of an acid HA decarboxylation . This reaction constitutes one step in the biosynthesis of the amino acid tyrosine. on-on HO CO₂

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Amines

Amines are organic compounds with a nitrogen atom having a lone pair of electrons on it. They are derived from ammonia (NH3) wherein hydrogen atoms are substituted by an aryl or alkyl group.