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Biology 11 Online
OpenStudy (anonymous):

What period did the dinosaurs go extinct? a. Quaternary c. Jurassic b. Cretaceous d. Permian

OpenStudy (anonymous):

The dinosaurs went extinct somewhere around the end of the Cretaceous period. Hope this helps.

OpenStudy (anonymous):

Thnxs i got 100% on my quiz!

OpenStudy (anonymous):

Thnxs @Homeschooler13

OpenStudy (anonymous):

No problem! Glad I could help!

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