Which evidence suggests that several mass extinctions have occurred during earth's history?
a...
Chemistry, 05.09.2019 18:10 sports1997
Which evidence suggests that several mass extinctions have occurred during earth's history?
a. fossils provide information about water level and temperature.
b. many fossils demonstrate that organisms have changed over time.
c. fossils of the same species have been found on distant continents.
d. many fossils of organisms that are no longer living have been discovered.
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