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31 December, 09:54

Which organisms have produced the oldest fossil evidence?

A. Vertebrates

B. Protists

C. Bacteria

D. Plants

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Answers (2)
  1. 31 December, 13:08
    0
    Pretty sure the answer is a
  2. 31 December, 13:30
    0
    The answer is bacteria. Specifically, cyanobacteria, or "blue-green algae." The oldest cyanobacteria-like fossils known are nearly 3.5 billion years old.
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