Topic 7 The Discovery of DNA & Its Roles October 7-14, 2005 Biology 1001.
EOC PRACTICE QUESTIONS #2. Bio 3.1 - Explain how traits are determined by the structure and function of DNA.
DNA ( Deoxyribonucleic acid ) Site: Human DNA is present in the nucleus and mitochonria Function: carry genetic information. Structure: Human DNA consists.
DNA: The Chemical Basis of Heredity. Chapter Goals 1.History of how DNA’s structure and function were discovered 2.DNA replication 3.Role of DNA in directing.
Frederick Griffith (1928) Conclusion: living R bacteria transformed into deadly S bacteria by unknown, heritable substance Oswald Avery, et al. (1944)
DNA Replication Chapter 7.2. Processing of Genetic Material.
DNA REPLICATION Revising DNA structure Why replicate? Semiconservative replication Replication - overview Leading strand Lagging strand.
DNA Replication Senior Biology Mrs. Brunone. DNA – Structure 1.A simple yet elegant structure – a double helix with a sugar phosphate “backbone” linked.
Chapter 9 DNA: The molecule of heredity What is heredity? What does DNA have to do with heredity? What is DNA? What is a chromosome? What is a gene? What.
