Pract Prob Set 3B lect 23-26

Pract Prob Set 3B lect 23-26 - Practice Problem Set 3B Lect...

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Practice Problem Set 3B Lect 23-26 1. Campbell chap 20 # 8, 9 2. Some pesticides are highly concentrated in oxidizing compounds. If ingested, these oxidants have the potential to cause ________in human cells by attacking DNA. If these mistakes are not corrected and they occur in several ______, cancer may result. 3. Which of the following would you most likely expect to find in a cancer cell? a p53 allele with a mutation which causes the substitution of 1 amino acid in the encoded protein, a hyperactive version of the APC protein, a growth factor receptor that cannot bind growth factor, or two alleles of DCC that both have nonsense codons 4. A linear piece of DNA has 3 EcoR1 sites. After digestion with EcoR1, you run your digest on an agarose gel, stained with ethidium bromide. How many fragments should you see? ______ If the DNA was circular you would expect _____ fragments. 5. What would happen to a plasmid if it got inside a bacterium but a)lacked an ori? B)lacked a selectable marker? 6. If a virus is able to infect both dog and human respiratory cells, then one can conclude that both cells contain almost identical _________ 7. Viruses utilize the ribosomes of the host cell to translate their viral mRNAs because______
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This note was uploaded on 05/01/2008 for the course BIO 61 taught by Professor Geoff during the Spring '08 term at Pacific.

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Pract Prob Set 3B lect 23-26 - Practice Problem Set 3B Lect...

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