As hominins diverged from other primates, which of the following appeared first? (A) reduced jawbones (B) an enlarged brain (C) the making of stone tools (D) bipedal locomotion
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This led to bipedal locomotion. So, the correct answer is: Show more…
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As hominins diverged from other primates, which of the following appeared first? $$ \begin{array}{ll}{\text { (A) reduced jawbones }} & {\text { (C) the making of stone tools }} \\ {\text { (B) an enlarged brain }} & {(\text { D) bipedal locomotion }}\end{array} $$
Which of these traits evolved first? a. bipedal walking b. large brain c. stone tool making d. greatly reduced canine teeth e. speech
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