<prompt> Which of the following inborn error of metabolism has porphyria like clinical features?PhenylketonuriaTyrosinemia type IAlkaptonuriaMetachromatic leukodystrophy  <response>: Succinylacetone accumulates in hereditary tyrosinemia type I fumarylacetoacetate hydrolase deficiency. Succinylacetone is structurally similar to ALA and inhibits ALA dehydratase leading to porphyria like features. 