Modern h. sapiens differ from the archaic form in that moderns have

Modern H. sapiens differ from the archaic form in that moderns have a high, vertical forehead, a mental eminene; and lack occipital bun. Modern homo sapiens have distinguishing features such as they have a short base, a high braincase, back of the skull is rounded and indicates a reduction in the neck muscles, face is reasonably small with a projecting nose bone among other features that makes them different from the other sapiens. 

Control variable- changedependant variable- stays the samechanging- food itemsdependant- presences of proteins