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Doc.Blade Doc.Blade
wrote...
6 years ago
Human bipedalism
 
  A) is extremely specialized
  B) is an efficient and flexible locomotor pattern
  C) often results in foot and back ailments
  D) is a compromise between upright posture and the birth process
  E) all the above
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Goodman854Goodman854
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Posts: 993
6 years ago
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