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Growth rhythms, evolution of the Earth's interior, and origin of the Metazoa

✍ Scribed by Gary D. Rosenberg

Publisher
Springer Netherlands
Year
1985
Tongue
English
Weight
870 KB
Volume
7
Category
Article
ISSN
1573-0956

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## Abstract The Berkner and Marshall hypothesis suggests that the atmosphere was virtually anoxic until the late Precambrian, and that the abrupt and coincidental appearance in the fossil record of the major animal phyla reflects the rise of PO~2~ to a level that supported animal life. In a more re