What was Mayr's 4th observation on Darwin's theory?

Asked by arwen46 12 years ago 9/28/2013 12:23 PM

Last updated by Jill W 5 years ago 4/11/2020 8:32 PM

Answered by Jill W 5 years ago 4/11/2020 8:32 PM

Mayr's 4th observation on Darwin's theory was that members of populations vary in characteristics which meant that no two were alike.