Crossword Clue:

Essential amino acid

Answer	Crossword Clue
LYSINE	Essential amino acid
LEUCINE	An essential amino acid
LYSINE	Amino acid

SERINE	Amino acid.
LYSINE	Certain amino acid
SERINE	Crystalline amino acid
PROTEIN	Amino acid chain
RNA	Amino acid carrier
LYSINE	Basic amino acid
LEUCINE	White amino acid.
DOPA	An amino acid

INE	Amino-acid ending
ALANIN	An amino acid
LYSINE	An amino acid
SERINE	Certain amino acid
SERINE	Nonessential amino acid
LYSINE	Important amino acid
DOPA	Neurotransmitter amino acid
SERINE	Amino acid in proteins

ARGININE	Bitter-tasting amino acid
ALANINE	An amino acid: Chem.
LYSINE	Important basic amino acid.
SERINE	Amino acid synthesized from glucose
GLYCINE	Amino acid found in protein
DOPA	An amino acid, for short
PROLINE	Amino acid found in collagen
PABA	Initials for an amino acid.

SERINE	Amino acid in many proteins
DOPA	Amino acid formed in the liver
CREATINE	Amino acid supplement popular with bodybuilders
CYSTINE	Amino acid in hair and skin
GLYCINE	Amino acid found in sugar cane