BB2920 Lect2notesF10

BB2920 Lect2notesF10 - Traits can be transferred • 1928...

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Unformatted text preview: Traits can be transferred : • 1928 Griffith & Streptococcus pneumonia DNA: Structure & Replication DNA: Structure & Replication Ch.7 Ch.7 What is the chemical nature of this heritable change ? How can we determine what a gene is? • 1944 Avery - experimental system? Heredity dependent on genes - Heredity dependent on genes - what is the composition of a gene? what is the composition of a gene? • 1944 Avery - experimental system? DNA: Structure & Replication DNA: Structure & Replication Ch.7 Ch.7 • • • 1. 2. 3. 4. 5. Take home = Gene comprised of DNA What is the composition of a gene? What is the composition of a gene? What is DNA? DNA - “deoxyribonucleic acid” 1. 2. 3. nitrogenous base a. b. 4. antiparallel double helix 5. Phosphodiester linkage 6. 7. A T, C G 8. Chargaff’s rules DNA: Structure & Replication DNA: Structure & Replication Ch.7 Ch.7 1. 2. How is DNA organized?...
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BB2920 Lect2notesF10 - Traits can be transferred • 1928...

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