The amino acid, phenylalanine is poorly soluble in water because its side chain or R group is

The amino acid which contain a hydroxy group in the side chain

An amino acid that has a single is hydrogen atom as its side chain is …... in nature

An amino acid usually shows its lowest solubility in water :

Amino acids have high melting points and are soluble in water.

An amino acid usually shows its lowest solubility in water:

Assertion : Phenylketonuria is a recessive hereditary disease caused by the body 's failure to oxidize an amino acid phenylalanine to tyrosine , because of a defective enzyme. Reason : It results in the presence of phenylalanine acid in the urine .

The ezyme which changes amino acid phenylalanine to amino acid tyrosine is

[A]: PKU is a autosomal recessive hereditary metabolic disease caused by the body's failure to oxidise an amino acid (Phenylalanine) to tyrosine because of a defective enzyme. [R]: It result inthe presence of phenylpyruvic acid in the urine.