Science is concerned with causes, seeking theories that not only predict what will happen under a specific set of conditions, but also explain why it will happen
Indicate whether the statement is true or false
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Which of these statements is NOT true?
A. "Australopithecines mainly ate savanna vegetation." B. "Australopithecines exhibited greater sexual dimorphism than do modern humans." C. "Australopithecines lived between approximately 4.2 and 1 m.y.a." D. "Australopithecines started out as knuckle-walkers (Au. anamensis) and ended up bipedal (Au. boisei)." E. "Australopithecines became more robust through time."
Which of the following is considered essential for a fossil to be included in the human evolutionary line?
a. Color vision b. Single birth c. Bipedalism d. Large brain e. Arborealism
An example of group marriage would be: a. a pastoral nomad's wife sharing her husband with another woman. b. members of the Unification Church having a large wedding ceremony at which 500 couples are married at thesame time
c. a prosperous member of the Kapauku able to afford a bride price for four wives. d. traditional spouse exchange among the Inupiat Eskimo where adult members have sexual access to each other. e. a Nayar household in which a woman takes several lovers.
The age of onset of menarche is affected by all of the following except:
a. ?disease. b. ?genetic patterns. c. ?nutrition. d. ?stress. e. telomerase.