Columbian exchange just may be the single most important event in the modern history of the world the Columbian exchange explained why Indian and nations Collabs and European Colonies Dr., Columbus arrival in the New World in 1942
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The Jurassic Period is part of the Mesozoic era.
Some parts of the oceans looked red from the large amount of red plankton in the water.
The Jurassic Period was from 199.6 to 145.5 million years ago.
Explanation:
