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When the first australopithecine was discovered in 1925, most experts dismissed it as possibly being in our lineage because


A) it looked more like a gorilla than a hominid
B) it looked so different from any other fossil considered to be in our lineage
C) its date was too close to modern times for there to have been enough time for the necessary changes
D) the Churches (Catholic and Anglican) were anti evolution at that time

E) A) and D)
F) A) and C)

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The Black Skull is regarded as "super robust" among the australopithecines because it has the most/biggest amount in all of the following traits EXCEPT


A) cranial capacity
B) s aggital crest
C) prognathous face
D) dished-in face

E) B) and C)
F) B) and D)

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The Last Common Ancestor can be characterized as likely showing all of the following traits EXCEPT


A) generalized in locomotion
B) equally adept in trees and on the ground
C) quadrupedal
D) specialized on the ground as weight bearing knuckle walkers

E) A) and B)
F) A) and C)

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A. robustus and A. boisei have many morphological similarities to each other and differ from other australopithecines that likely result from


A) diet
B) locomotion
C) cranial capacity
D) A and B are correct

E) B) and C)
F) A) and D)

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Which hominid trait came first?


A) bipedalism
B) large brain
C) U-shaped dental arch
D) hairlessness

E) All of the above
F) A) and C)

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"Super sweating" had to evolve before bipedal hominids could be successful.

A) True
B) False

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Describe bipedal walking from a motionless state to walking. What actually happens?

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Bipedal walking from a motionless state ...

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The Black Skull's large crest and big teeth are probably adaptations to its diet of tough seeds and nuts.

A) True
B) False

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Discuss the bioenergetic/thermodynamics hypothesis of bipedalism, using environmental context of 8 and 6 myr ago.

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The bioenergetic/thermodynamics hypothes...

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In characterizing the genus Homo (early and late) , you'd include all of the following traits EXCEPT


A) no crests on the skull
B) smaller jaws and molars than the australopithecines.
C) absence of large and flaring zygomatic arches
D) larger face than the australopithecines at least relative to its brain case size

E) A) and B)
F) A) and D)

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The reason why freeing hands for tool making is not regarded as a likely generator for bipedalism is because tools don't show up in the archaeological record for several million years after bipedalism.

A) True
B) False

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The foramen magnum position changed from the middle of the rear of the skull in a quadruped to near the back of the base of the skull in a biped.

A) True
B) False

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What do scientists think happened to the australopithecines (other than the fact that they became extinct)?

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Australopithecines are an extinct genus ...

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Bipedalism defines hominid status.

A) True
B) False

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Between 4 and 2 myr ago, hominid evolution was entirely in Africa.

A) True
B) False

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Brachiation is the kind of locomotion where apes swing arm over arm in trees.

A) True
B) False

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Discuss the Laetoli footprints: how old are they and of what importance are they?

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The Laetoli footprints are a set of foss...

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What role does a new kind of thermoregulation play in the hypothesis that bipedalism evolved to take advantage of small patchy food resources?

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The new kind of thermoregulation, known ...

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A description of any or all of the australopithecines would include all of the following traits EXCEPT


A) a large and jutting jaw
B) a large face
C) a small chin
D) an average cc of 500

E) B) and C)
F) A) and D)

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South African paleontologists date their australopithecine finds by


A) finding fossils sandwiched between K-Ar dated layers
B) cross dating fauna to East African sites where K-Ar is possible
C) 14 C, as these very early fossils fall just into the dating range
D) thermoluminesence (TL or ESR) as the bones and teeth require

E) A) and D)
F) B) and C)

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