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Home Q & A Board Biology-Related Homework Help General Biology
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vietquocnguyen vietquocnguyen
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6 years ago
What was the dominant life form of the Mesozoic era?
  a. fish
  b. reptiles
  c. mammals
  d. amphibians
  e. vascular plants

Question 2

The greatest mass extinction of all time occurred at the end of the ____ era, in which more than 90 of all existing
  marine organisms became extinct.
  a. Archaean
  b. Paleozoic
  c. Cenozoic
  d. Mesozoic
  e. Proterozoic
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jmbt96jmbt96
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6 years ago
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vietquocnguyen Author
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6 years ago
Helped a lot
kater28
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Yesterday
This site is awesome
apelton
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2 hours ago
Good timing, thanks!
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