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Author Question: Fossilized stromatolites A) all date from 2.7 billion years ago. B) formed aroun (Read 664 times)

penguins

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on: Jul 12, 2013
Fossilized stromatolites
A) all date from 2.7 billion years ago.
B) formed around deep-sea vents.
C) resemble structures formed by bacterial communities that are found today in some warm, shallow, salty bays.
D) provide evidence that plants moved onto land in the company of fungi around 500 million years ago.
E) contain the first undisputed fossils of eukaryotes and date from 2.1 billion years ago.


Millan

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Reply #1 on: Jul 13, 2013
I know it's C, we did this last week ;)


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penguins

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Reply #2 on: Jul 18, 2013
Thank you, thank you!!


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