samelizetpuN samelizetpuN
  • 26-01-2017
  • Geography
contestada

Fossils of fish appeared approximately 500 mya during the _____________.
a. archaen
c. proterozoic
b. cambrian
d. phanerozoic

Respuesta :

Simplymey
Simplymey Simplymey
  • 26-01-2017
The answer is Cambrian.

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