Posted: Dec 18, 2017 10:13 pm
Shallow water vents would also be conducive to photosynthetic metabolism - although full blown chromoplasts are surely a long way down the line from abiogenesis.
Lifeboat for the rational mind :D
http://www.rationalskepticism.org/
http://www.rationalskepticism.org/viewtopic.php?p=2604804#p2604804