Multiple Choice
The oldest multicellular organisms from the ________ are known only as imprints and have no hard body parts for any of the fauna.
A) Azoic Acasta Gneiss
B) Middle Cambrian Burgess Shale
C) Permo-Triassic massive extinction event
D) Precambrian Ediacaran Fauna
Correct Answer:

Verified
Correct Answer:
Verified
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