Originally Posted by Red
Help me understand this, please: for Oparin to be right, we must assume an oxygen-less atmosphere. Is that current scientific belief? From what I read, such a supposition is incorrect. Second, from what I've read, oxygen creates problems present or not: 1) if not present, Mr. Oparin gets to make his hypothesis - but that also creates a problem in that oxygen (in the form of ozone) provides a critical protective barrier against ultraviolet radiation in the upper atmosphere. Molecular biologist Michael Denton: "What we have is a sort of Catch-22 situation. If we have oxygen we have no organic compounds, but if we don't, we have none either."