Are
We Homo Erectus?
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Introduction
This
poster presentation will discuss the hotly contested topic of the origin
of modern humans.
That modern humans evolved from ape-like ancestors, Australopithecus
sp. is not disputed today.
Drawing of Australopithecus sp., now regarded as an ancestor of Homo
sapiens, which first appeared in Africa about 5 million years ago.
What is a matter of contention and is strongly debated is whether or
not, modern humans, Homo sapiens, evolved in Africa, as discussed
in this
article and then spread across the world, replacing a closely
related species, called Homo erectus - the so-called “Out-of-Africa”
theory as discussed in this
article
OR
,
instead, Homo erectus, the first hominid found across the world,
evolved into modern humans, and in doing so, formed the regionally distinct
‘races’ of modern humans that we see today – the so-called
Multiregional Hypothesis, as discussed in this
article.
Fossils of early modern H. sapiens have been recovered from
numerous sites in Europe, Africa and Asia. What do palaeoanthropologists
mean by the term “anatomically modern human”? This is difficult
to answer objectively. Others want to describe modern
humans by behavioural traits – which is even more difficult to
prove as all prehistoric behaviours are inferred from archaeological
remains.
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NEXT PAGE
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INTRODUCTION
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MULTI-REGIONAL HYPOTHESIS
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OUT-OF-AFRICA HYPOTHESIS
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ANALYSIS OF HYPOTHESES
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EVIDENCE FROM MITOCHONDRIAL DNA
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DISPUTED EVIDENCE
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AUSTRALIAN CONTROVERSY
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BEHAVIOURAL EVIDENCE
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CONCLUSION
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REFERENCES
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Copyright
2003 - Judith Woods - email