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21 January, 09:07

Which best describes organisms of the Precambrian era?

A. land plants and animals

B. dinosaurs and primitive mammals

C. single-celled organisms and soft, boneless animals

D. ferns and flying reptiles

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Answers (1)
  1. 21 January, 11:10
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    Out of the choices given, the best way to describe the organisms of the Precambrian era are they were single-celled organisms and soft, boneless animals. One thing from that time that we still have today is the jellyfish. The correct answer is C.
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