What separates homo sapiens from the herto man and the Balangoda Man?

During sunny hours, a large amount of build up between the hours of 1: 00-5: 00 pm. a. ozone b. mercury c. lead d. sulfuric acid

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

During binary fission, what events must occur before the cell splits into two new cells?