1 Table of Contents: “...1. Precambrian Evolution of Photosynthetic and Respiratory Organisms -- 2. Molecular Structure...”

2 Table of Contents: “... -- References -- 3. Protein Heterozygosity, Protein Structure, and Taxonomic Differentiation -- Background...”

3 Table of Contents: “... of Limb Evolution -- The Structural Rearrangement of the Limb -- Limbs and the Tetrapod Radiation...”

4 Table of Contents: “... and Ecologically Versatile Species -- Isolation and Chromosomal Structure -- Acknowledgments -- References -- 15...”

5 Table of Contents: “... -- The NonlingualGulping Stage -- The Snake Stage -- Tongue Structure and the Origin of Snakes -- Platynotan Features...”

6