Excellent work, Nice Design reeds pharmacy hedgesville One of the teams, led by Paolo Francalacci of the University of Sassari in Italy, determined that everybody's last common male ancestor lived 180,000 to 200,000 years ago. Another team, led by Carlos Bustamante of Stanford University, concluded that the modern human Y chromosome first appeared on Earth 120,000 to 156,000 years ago. Bustamante also found that modern mitochondria appeared in people beginning 99,000 to 148,000 years ago. (Henn worked with Bustamante's team.)
|
