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Home Q & A Board Biology-Related Homework Help General Biology
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Najmnour Najmnour
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6 years ago
Which species is considered to be the most ancient?
  a. Homo erectus
  b. Australopithecus afarensis
  c. Australopithecus sediba
  d. Homo sapiens
  e. Sahelanthropus tchadensis

Question 2

Four of the following are advantages that led to an evolutionary shift towards bipedalism. Which one is the exception?
  a. It allows for more efficient movement across open ground.
  b. It made upright walking more energy efficient.
  c. It keeps the body cooler
  d. It allows the organism to reach higher food.
  e. It is easier to scan the horizon for predators.
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tomg2113tomg2113
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6 years ago
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Najmnour Author
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#2
6 years ago
White Heavy Checkmark Correct!
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