Question

Testing mitochondrial DNA is __________ than testing nuclear DNA. less expensive but more time consuming more expensive and more time consuming more expensive but less time consuming less expensive and less time consuming

Answer 1

Testing mitochondrial DNA is ess expensive but more time consuming than testing nuclear DNA. Mitochondrial DNA contains thousands of copies, 37 genes, and a high mutation rate.The difficult part is evaluating over a thousand variants per patient to find possibly one real mutation causing disease.