Redirected from A-3
[How was A-2 extended?]
See also: Programming language
External links
This article (or an earlier version of it) contains material from FOLDOC, used with permission.
... use hydrogen sulfide instead of water in their photosynthetic pathway: CO2 + 2 H2S → CH2O + H2O + 2S Some of these produce globules of sulfur as a waste product ...