lecture - cha 7-student

lecture - cha 7-student - CHAPTER 7 DNA Structure and...

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CHAPTER 7 DNA: Structure and Replication Copyright 2008 © W H Freeman and Company
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1. What was the experimental evidence that DNA is the genetic material? 2. What data were used to deduce the double- helix model of DNA? 3. How does the double-helical structure suggest a mechanism for DNA replication? Key Questions
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4 . How can DNA replication be both rapid and accurate? 5. What special mechanism replicates chromosome ends, and what are the consequences to human health if end replication is defective? Key Questions
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7.1 DNA: the genetic material Discovery of transformation: Griffith Transforming ability lost only when treated with DNase DNA as the transforming principle was the first demonstration that genes are composed of DNA
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7.1 DNA: the genetic material Discovery of transformation: DNA is the transformation agent Avery, MacLeod, McCarty 1944
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Discovery of transformation: Hershey and Chase 1952 DNA is the genetic material of phages. Bacteriophage
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This note was uploaded on 11/06/2011 for the course BIL 250 taught by Professor Wang during the Fall '08 term at University of Miami.

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lecture - cha 7-student - CHAPTER 7 DNA Structure and...

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