Increased brain size allowed Homo sapiens to become more successful hunters than the early humans that came before.
The term homo sapiens refers to the only extant human species. The name is Latin for "wise man" and was introduced in 1758 by Carl Linnaeus.
Brain size in both Neanderthals and Anaromically Modern Human (homo sapiens) is significantly larger on average than brain size in H. erectus. Neanderthal and AMH brain sizes are in the same range.
Answer:
It was republican Rutherford B. Hayes and democrat Samuel J. Tilden
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Three effects are:
-Members of both parties share almost equal core beliefs
-Two parties create a new division of issues which helps to clarify and classify issues based on differing ideologies
-Two parties make it easier to run for office
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