Unit I: Genes, Nucleic Acids, Genomes and Chromosomes

Contributed by Ross Hardison
T. Ming Chu Professor (Biochemistry and Molecular Biology) at The Pennsylvania State University

Unit I of this textbook explores the structure and properties of genes and chromosomes, along with a hefty dose of nucleic acid biochemistry.

Thumbnail: DNA Double Helix. Image used with permission (Public Domin; US NIH).