Models for Human Evolution: Out of Africa vs. Multi-regional Continuity
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Questions and Answers

What is a characteristic of Australopithecus africanus based on the text?

  • Brow ridge
  • Presence of large canines
  • A well-developed chin
  • Legs longer than arms (correct)

    • Which feature is associated with Homo erectus?

  • Absence of brow ridge
  • Small canines
  • Large cranial capacity (correct)
  • Parabolic-shaped mandible

    • What distinguishes Paranthropus robustus from Homo erectus?

  • Small cranial capacity
  • Diastema for canines to interlock (correct)
  • Presence of a chin
  • Absence of a brow ridge

    • Which hominid species is associated with the finding of footprints?

    <p>Australopithecus afarensis</p> Signup and view all the answers

    What distinguishes Homo heidelbergensis from Homo erectus?

    <p>Diastemas for canines</p> Signup and view all the answers

    What feature is characteristic of Homo sapiens based on the text?

    <p>Post-orbital expansion</p> Signup and view all the answers

    What is the main difference between the Out of Africa model and the Multi-regional Continuity model of human evolution?

    <p>The Out of Africa model suggests modern humans originated from Africa, while the Multi-regional Continuity model proposes continuous interbreeding among populations worldwide.</p> Signup and view all the answers

    Who proposed the Out of Africa model for human evolution?

    <p>Chris Stringer</p> Signup and view all the answers

    Which researcher conducted an experiment with silver foxes to demonstrate domestication over time?

    <p>Dimitri Balyayev</p> Signup and view all the answers

    What did Dimitri Balyayev's research on silver foxes conclude?

    <p>Selective breeding for less aggression results in domestication traits like smaller bodies and brains.</p> Signup and view all the answers

    How did the experiment on silver foxes relate to human evolution according to the text?

    <p>It suggested that Homo sapiens sapiens have evolved through a process similar to animal domestication.</p> Signup and view all the answers

    Which physical trait was NOT mentioned as a result of the domestication process in Dimitri Balyayev's research?

    <p>Larger brains</p> Signup and view all the answers

    What distinguishes Neanderthals from Homo-Sapiens sapiens in terms of aggression?

    <p>Neanderthals exhibit reactive aggression while Homo-Sapiens sapiens engage in proactive aggression.</p> Signup and view all the answers

    What adaptation allowed Neanderthals to survive in northern Europe?

    <p>Long and low skull structure.</p> Signup and view all the answers

    What is the main trait that defines a hominin according to the text?

    <p>Brain enlargement and reorganization.</p> Signup and view all the answers

    How is Homo-Sapiens sapiens' skull shape different from that of Neanderthals?

    <p>Homo-Sapiens sapiens have high and round skulls, while Neanderthals have long and low skulls.</p> Signup and view all the answers

    Which group has a smaller social structure with at most 15 adults?

    <p>Neanderthals.</p> Signup and view all the answers

    What characteristic is specifically mentioned as belonging to Hominid?

    <p>&quot;All modern and extinct great apes.&quot;</p> Signup and view all the answers

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