LECTURE PRESENTATIONS For CAMPBELL BIOLOGY, NINTH EDITION Jane B. Reece, Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Robert B. Jackson ? 2011 Pearson Education, Inc. Lectures by Erin Barley Kathleen Fitzpatrick From Gene to Protein Chapter 17 Overview: The Flow of Genetic Information ? The information content of DNA is in the form of specific sequences of nucleotides ? The DNA inherited by an organism leads to specific traits by dictating the synthesis of proteins ? Proteins are the links between genotype and phenotype ? Gene expression, the process by which DNA directs protein synthesis, includes two stages: transcription and translation ? 2011 Pearson Education, Inc. Concept 17.1: Genes specify proteins via