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

What distinguishes Neanderthals in terms of aggression?

  • Use reactive aggression (correct)
  • Have smaller brains
  • Live in larger groups
  • Engage in proactive aggression

    • Which group has a higher focus on the cerebella and front portion of the skull?

  • Homo-Sapiens sapiens (HSS) (correct)
  • Hominin
  • Modern African Apes
  • Neanderthals

    • What is a main trait of hominins?

  • Brain enlargement and reorganization (correct)
  • Four-legged locomotion
  • Webbed feet
  • Protruding brow ridge

    • Where is the Forum Magnum located on the human skull?

    <p>Bottom middle</p> Signup and view all the answers

    What is the primary mode of locomotion for hominins?

    <p>Bipedalism</p> Signup and view all the answers

    What is a distinguishing feature of Modern Homo sapiens sapiens in terms of skull shape?

    <p>High vault with brain above eyes</p> Signup and view all the answers

    What adaptation did Neanderthals make to their environment in northern Europe?

    <p>Nomadic lifestyle for food availability</p> Signup and view all the answers

    What is the cranial capacity of Africanus?

    <p>500 cc</p> Signup and view all the answers

    What characteristic is found in Modern African Apes and not in Modern Homo sapiens sapiens?

    <p>Knuckle walking</p> Signup and view all the answers

    What is a common feature of the skull of Australopithecus africanus?

    <p>Small cranial capacity</p> Signup and view all the answers

    What distinguishes Homo erectus from Australopithecus africanus in terms of jaw shape?

    <p>Parabolic-shaped mandible</p> Signup and view all the answers

    Which hominid species had large canines and a diastema for canines to interlock?

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

    Which hominid exhibited a significant presence of post-orbital expansion in its skull?

    <p>Homo erectus</p> Signup and view all the answers

    What skeletal feature characterizes Paranthropus robustus?

    <p>Bowl pelvis</p> Signup and view all the answers

    Which hominid species is known for having a robust form and lacking a chin?

    <p>Homo hostranacta</p> Signup and view all the answers

    What distinguishes Homo erectus from Paranthropus boisei in terms of cranial capacity?

    <p>Large cranial capacity</p> Signup and view all the answers

    What skeletal feature is characteristic of Homo ergaster?

    <p>Well-developed chin</p> Signup and view all the answers

    Which hominid species exhibited bipedality and sectorial pre-molars?

    <p>Pithecanthropus erectus</p> Signup and view all the answers

    What differentiates Homo habilis from Homo hostranacta in terms of leg length?

    <p>Legs longer than arms</p> Signup and view all the answers

    Which model proposes that all modern humans are related to African groups from 140/130 years ago?

    <p>Out of Africa model</p> Signup and view all the answers

    Who proposed the Multi-regional continuity model of human evolution?

    <p>Milford Walpoff</p> Signup and view all the answers

    What evidence did Pablo find in terms of mating between Homo sapiens sapiens and Neanderthals?

    <p>Interbreeding</p> Signup and view all the answers

    According to Dimitri Balyayev's research, what transformation did the silver foxes undergo over time?

    <p>Turned into dogs</p> Signup and view all the answers

    What were some of the traits observed in the silver foxes as a result of the domestication process?

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

    Why did domesticated animals like dogs have smaller teeth compared to their wild counterparts according to the text?

    <p>Because they eat softer food</p> Signup and view all the answers

    What was the primary reason explained in the text for the reduction in brain size in domesticated animals?

    <p>Protection from predators</p> Signup and view all the answers

    Based on Dimitri Balyayev's experiment, what were the criteria for mating selection among the silver foxes?

    <p>Mate with less aggressive foxes</p> Signup and view all the answers

    'Mitochondrial Eve' refers to:

    <p>'Mitochondrial Eve' refers to an ancient human ancestor.</p> Signup and view all the answers

    According to Milford Walpoff and John Hankis, what is unique about human genetics mentioned in the text?

    <p>They emphasize that interbreeding and sharing of genetics have occurred globally.</p> Signup and view all the answers

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