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Orig Life Evol Biosph. 1998 Feb;28(1):91-6.

The origin of life--how long did it take?

Author information

1
The Salk Institute for Biological Studies, San Diego, CA 92186, USA.
2
U CA, San Diego

Abstract

We do not understand the steps leading from the abiotic early earth to the RNA world. Consequently, we cannot estimate the time required for the origins of life. Attempts to circumvent this essential difficulty are based on misunderstandings of the nature of the problem.

PMID:
11536858
[Indexed for MEDLINE]
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