mitochondrial DNA small, specific part mitochondrial DNA contains just 37 genes mitochondrial mitochondrial Genetics Home Reference: Mitochondrial DNA U.S. National Library of Medicine Full article >>> mitochondrial DNA mitochondria More about genetics mitochondrial DNA mitochondrial mitochondrial mitochondrial ghr.nlm.nih.gov mitochondrial DNA What is mitochondrial DNA? contains just 37 genes mtDNA mitochondrial DNA (mtDNA) mitochondria play a role in other cellular functions What is mitochondrial DNA? converting energy What is mitochondrial DNA? mitochondrial DNA What is Mitchondrial DNA? mitochondrial mitochondrial DNA small, specific part U.S. National Library of Medicine What is mitochondrial DNA? ‘mitochondrial DNA’ mitochondrial DNA mitochondrial DNA small, specific part mitochondrial DNA small, specific part mtDNA What is mitochondrial DNA? - Genetics Home Reference Mitochondria