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DNA 12-1. Intro To truly understand genetics, biologists first had to discover the chemical nature of the gene. If the structures that carry genetic.
Slide 1: Title Slide Slide 2: Table of Contents 12.1 Identifying the Substance of Genes Slide 3: Bacterial Transformation Slide 4: Griffith’s Experiment.
Chapter 18 Viruses Updated Nov. 2008. Overview: A Borrowed Life Viruses are the simplest biological systems. Most viruses are little more than aggregates.
12.1 Identifying the Substance of Genes. Lesson Overview Lesson Overview Identifying the Substance of Genes THINK ABOUT IT How do genes work? To answer.
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DNA, RNA, and Protein Synthesis. DNA To understand genetics, biologists had to learn the chemical structure of genes. Frederick Griffith- 1928; He tried.
Interest Grabber Order! Genes are made of DNA, a large, complex molecule. DNA is composed of individual units called nucleotides. Three of these units.
