What were the step pyramids the sumerians built called

Why do you think that wilson 14 point was not put into practice

The development of simple stone tools by early hominids led to the ability to procure meat more efficiently. this in turn led to the change in diet that included larger amounts of protein. many scholars believe that this shift in diet was a significant part of how our ancient ancestors adapted so quickly to a varied set of environments, and thus were able to begin cultural development. this demonstrates the intimate connection between

Refers to the biological heritage people use to identify themselves.