5) Unlike bacteriophage T4, which is only a tytic phage, lambda phage can also enter a during which its chromosome is inserted into the chromosome of the bacterium. pan 1. a) virulent 2. b) lysogenic 3. c) rapid lysis 4. d) circular 5. e) none of these 6) What would you expect to observe if the attB site of the E. coli chromosome is mutated and the cell is infected with bacteriophage lambda? 1. a) The bacteriophage would be unable to integrate into the chromosome. 2 b) The bacteriophage would proceed with the lysogenic pathway. 3. c) The bacteriophage would proceed with the lytic pathway. 4. d) Both a and b. 5. e) Both a and c. 7) What is the timeframe necessary for a T4 bacteriophage to infect, reproduce, and release progeny from a host cell? 1. a) 1 minute 2. b) 25 minutes 3. c) 1 hour 4. d) 12 hours 5. e) 1 day 8) The T4 chromosome is: 1. a) linear 2. b) terminally redundant 3. c) circularly permuted 4. d) all of these 5. e) none of these