get a trial subscription to New Scientist (http://www.newscientist.com/) and look for p. 23 in the 9/6/99 issue in the archives (http://archive.newscientist.com/). A Jack T. Chick tract on evolution (http://www.chick.com/reading/tracts/0055/0055_01.asp) says Haeckel's "gills" grow into bones in the ear and glands in the throat and cites that as a source. Then edit ontogeny recapitulates phylogeny.
... of solar photons and water.
The Calvin cycle
The Calvin cycle is similar to the Krebs cycle in some regards. Carbon enters the Calvin cycle in the form of CO2 and ...