The tools found at Lokalakei in west Turkana show:
A. the use of bone as well as stone tools
B. fine motor precision and coordination
C. the manufacture of projectile points
D. all of these
B. fine motor precision and coordination
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The design feature of language that allows you to produce and comprehend entirely new utterances that you've never spoken or hear before is which of the following?
a. discreteness b. displacement c. productivity d. duality of patterning
Early apes exhibiting Y-5 molar patterns but monkey-like postcranial skeletons are called __________
a. true apes b. false apes c. dental apes d. pre-apes
Of the following theories anthropologists have proposed to explain how gender roles are divided cross-culturally, which theory says that the demands of pregnancy and nursing limit women to performing tasks close to home,
like cooking and gathering wild plants? A) compatibility-with-child-care B) economy-of-effort C) expendability D) strength
The Olduvai site was accidentally uncovered in ________
a. 1920 b. 1907 c. 1919 d. 1911