The abiogenesis theory
that the origins of all life
were in nonliving chemical
substances which spontaneously formed in Earth's early atmosphere
and combined to make more complex
chemicals until living cells were formed. Oparin's theory was developed by Alexander I. Oparin
(1894-1980), a Russian biochemist
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.