The presence of stromatolites in some very old rocks can help scientists determine the absolute age of those rocks back to about what? a. 25,000 years. b. 45 million years. c. 500 million years. d. 3.5

The presence of stromatolites in some very old rocks can help scientists determine the absolute age of those rocks back to about what?

a. 25,000 years.
b. 45 million years.
c. 500 million years.
d. 3.5 billion years

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The presence of stromatolites in some very old rocks can help scientists determine the absolute age of those rocks back to about what? a. 25,000 years. b. 45 million years. c. 5…

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