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

26-01-2017

The answer is Cambrian.

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