| Literature DB >> 11541136 |
Abstract
Did an increase in atomospheric oxygen concentration some time during the Neoproterozoic era 1,000 to 543 million years ago, make possible the diversification of multicelluar animals?Entities:
Keywords: NASA Discipline Exobiology; Non-NASA Center
Mesh:
Substances:
Year: 1996 PMID: 11541136 DOI: 10.1038/382111a0
Source DB: PubMed Journal: Nature ISSN: 0028-0836 Impact factor: 49.962