Question

A young boy has been found, and police are trying to locate his family. They take a DNA sample from him and begin collecting DNA samples from families who have missing children. If police use DNA samples only from the fathers, which type of DNA technology can they use to identify the boy's parent?
Y-chromosome analysis
mtDNA (mitochondrial DNA) analysis
VNTRs (variable tandem repeats)
PCR (polymerase chain reaction) analysis

Answer 1

Any ideas?

Answer 2

There's a big hint " DNA samples only from the fathers " there's only one analysis that fits this definition

Answer 3

ok i think i got it thank u