Lecture 1 Exam 4

Lecture 1 Exam 4 - Biology 313 Lecture 34...

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Biology 313 Lecture 34 Nov 17, 2010
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Wednesday 17 November  Room 118 Horticulture @ 7 pm FREE PIZZA & POP! (for dues-paying “Biology Jeopardy Night” - and 2011 Officer Nominations
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Chapter 12 : DNA Replication & Recombination Reading: All Problems All Concept Checks All Worked Problems Comprehension and Application Questions at end of Chapter: all starred
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The key properties of genetic material 1. Must be able to store complex information for an organism’s phenotype 2. Must be able to translate the information into a phenotype 3. Must be able to replicate the information faithfully 4. Must allow for a mechanism of variation (e.g., by mutation)
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Information Flow: Central Dogma
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Information Flow
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Replication has to be extremely accurate Assume a “low” error rate of 1 error/million bp: this would leads to 6400 mistakes every time a human cell (ca. 6.4 billion bps) divides, which would be catastrophic (6400 mutations!) Replication is extremely fast E. coli replicates its DNA (= 4.6 million bps) at a rate of
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This note was uploaded on 10/06/2011 for the course BIO 313 taught by Professor Rodermel during the Spring '11 term at Iowa State.

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Lecture 1 Exam 4 - Biology 313 Lecture 34...

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