Y chromosome dna is a type of dna that is only carried by men and is only inherited from their fathers men who share a common paternal ancestor will have virtually the same y dna even if that male ancestor lived many generations ago
Channels: Genetics
Tags: Y Chromosome DNA
Uploaded by: RobertHooke ( Send Message ) on 24-11-2010. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.
Duration: 1m 6s