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Biology 7 Online
OpenStudy (18jonea):

A terminal Triassic event occurred 199 million years ago and caused 52 percent of marine genera to become extinct. This was a mass extinction. True False @pooja @bohotness

OpenStudy (18jonea):

@leonardo0430

OpenStudy (18jonea):

@Sup???

OpenStudy (anonymous):

Hold on a sec.

OpenStudy (18jonea):

do you know the answer @cherry18

OpenStudy (anonymous):

TRue.

OpenStudy (18jonea):

you sure?

OpenStudy (18jonea):

@cherry18

OpenStudy (anonymous):

yep

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