Search for genetic material---is it composed of nucleic acid or protein/DNA or RNA?
Griffith’s Transformation Experiment
Avery’s Transformation Experiment
Hershey-Chase Bacteriophage Experiment
Tobacco Mosaic Virus (TMV) Experiment
Nucleotides - composition and structure
Double-helix model of DNA - Watson & Crick
Organization of DNA/RNA in chromosomes
Prokaryotes
Eukaryotes