上游充通大学 Biological diversity and similarity SHANGHAI JIAO TONG UNIVERSITY Geological and biochemical findings Oxygen atmosphere sunesou! ↓ ↓ ↓ forming ↓ ↓ 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 Billions of years Key metabolic processes: glucose and oxygen carbon dioxide and water E.Coli human beings Sulfolobus acidicaldarius Arabidopsis thaliana Homo sapiensBiological diversity and similarity Key metabolic processes： glucose and oxygen carbon dioxide and water E. Coli & human beings Geological and biochemical findings