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^^^ Contents 



Preface v 



Acknowledgments x 



Introduction 3 



Carbon reduction cycle of photosynthesis 8 



Evidence for the carbon reduction cycle 12 



The carboxylation reactions 21 



Balance among synthetic pathways 25 



Photosynthesis vs. other forms of biosynthesis 27 



Amino acid synthesis 29 



Carboxylic acids 37 



Carbohydrates 49 



Fats * 56 



Pigments 60 



Aromatic nuclei 65 



Other biosynthetic products 67 



References 69 



XI 



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