Lecture_10-9

Lecture_10-9 - BIOL 214 GENES, ECOLOGY AND EVOLUTION /...

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Suppl. to Lecture 18, page 1 BIOL 214 GENES, ECOLOGY AND EVOLUTION / PEPPER LECTURE 18 (October 9, 2005) SUPPLEMENT READING ASSIGNMENTS: Origins of Life and Precambrian Evolution, pages 349-369 (optional reading. We will not cover in lecture, but may be helpful background). Origins of Life and Precambrian Evolution, pages 370-392. READ AHEAD Mutation and Genetic Variation, pages 197-207 KEY CONCEPTS: Central dogma of molecular biology: DNA replication Performed by DNA polymerases using DNA templates Transcription RNA transcript made from DNA template by RNA polymerase Translation mRNAs translated to polypeptide (protein) by ribosomes and tRNAs Reverse transcription DNA copy made from RNA template by reverse transcriptase Ribosomes: Large and small subunits Each subunit composed of RNA and protein components Universal phylogenetic tree (Universal tree of life) Phylogenetics Molecular phylogenetics Phylogenetic trees represent a hypothesis
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This note was uploaded on 04/29/2008 for the course BIOL 214 taught by Professor Pepper during the Spring '08 term at Texas A&M.

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Lecture_10-9 - BIOL 214 GENES, ECOLOGY AND EVOLUTION /...

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