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13 October, 17:53

An anthropologist discovers the fossilized heart of an extinct animal. The fossil indicates that the heart was large, well-formed, and had four discrete chambers with no connection between the left and right sides. Which conclusion is most strongly supported by the finding?

a. The animal had evolved from birds

b. A species had little to no need to regulate blood pressure

c. The animal was most closely related to alligators and crocodiles

d. The animal was likely an invertebrate animal

e. The animal was endothermic and had a high metabolic rate

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Answers (2)
  1. 13 October, 18:23
    0
    This Answer is E. The animal was endothermic and had a high metabolic rate
  2. 13 October, 19:20
    0
    e. The animal was endothermic and had a high metabolic rate
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