What significant piece of information is suggested by the fossils found in the Denisova cave in Russia?
A. Homo erectus left Africa much earlier than previously believed.
B. Neandertals coexisted with modern humans only until 50,000 years ago.
C. They represent a previously unknown hominin species or subspecies that overlapped with Neandertals and modern humans.
D. The Denisovans were directly ancestral to modern-day Australian Aborigines.
Answer: C
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The robustness of the paranthropoids is most notable in the __________.
A) skull and jaw B) brain size C) upper body D) lower limbs
Why did Mary Leakey interpret circles of stone at Olduvai as simple structures?
A) The location of the debris and surrounding clearing resembled the thorny brush enclosures used by modern pastoralists in the region. B) The stones were piled one atop the other in what looked like the foundation of a simple house. C) The stones surrounded other features characteristic of homes, such as a fire pit and a rubbish pile. D) The types of stones present were from far away, indicating that they had been transported there for storage.
The robustness of the paranthropoids is most notable in the __________.
A) skull and jaw B) brain size C) upper body D) lower limbs
Linguistic displacement is
A. the ability to use the rules of language to produce entirely new expressions. B. the lexical difference between a protolanguage and a daughter language. C. the ability to respond to environmental stimuli. D. the linguistic dimension of culture shock. E. the ability to talk about things that are not present.