Homework _5-KEY

Homework _5-KEY - Name____ KEY Section (circle one) 12:00 -...

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Unformatted text preview: Name____ KEY Section (circle one) 12:00 - 2:00pm 2:30 - 4:30pm MIC 302, Spring 2011 Homework #5 (20 points) TURN HOMEWORK IN AT THE BEGINNING OF CLASS ON MONDAY, APRIL 4 P1 Transduction: What is the purpose of a generalized transduction? (1pt) To transfer DNA from one bacterium to another What mistakes made during the P1 lytic cycle are researchers able to capitalize on to perform a transduction? (1pt) 0.3% of the time, P1 mistakenly packages chromosomal DNA instead of its own What process occurs during transduction to allow packaged DNA from the P1 (phage) to integrate into the host chromosome? (1pt) Homologous Recombination Name the 4 steps of the lytic cycle, including a brief description of each. (4pts) 1. Recognition: phage recognizes host by the tail fibers binding to chemical groups on host cell surface 2. Injection/Penetration: lysozyme in tail erodes cell wall to weaken it; the sheath contracts and punches a hole in the wall; as the sheath contracts, viral nucleic acid is pumped through the...
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This note was uploaded on 06/21/2011 for the course BIO 302 taught by Professor ? during the Spring '11 term at ASU.

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Homework _5-KEY - Name____ KEY Section (circle one) 12:00 -...

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