Unit 1: The Chemistry of Life: Thomas Eisner Unit 2: The Cell: George M. Langford Unit 3: Genetics: Nancy Hopkins Unit 4: Mechanisms of Evolution: Peter and Rosemary Grant Unit 5: The Evolutionary History of Biological Diversity: Paul Sereno Unit 6: Plant Form and Function: Joanne Chory Unit 7: Animal Form and Function: Flossie Wong-Staal Unit 8: Ecology: David Schindler ©2005 Pearson Education, Inc., publishing as Benjamin Cummings