Class Assignments are to be submitted individually. No Collaboration with other students. Plagarized submissions will be reported to the Academic Integrity Committee and receive a 0 for both individuals. Please use your notes from Unit 4 to answer the questions in short answers. Don’t use outside resources; use your lecture notes.  Answers that have come from outside resources will not receive any credit.  All of the answers are found in your lecture notes. Use them! Total of 10 pts.

4A-Each question is worth 2 pts

1. A pastry chef accidently inoculated a cream pie with five (5)  E. coli cells. If E. coli has a generation time of 20 minutes, how many cells will be present after 1 hour? Show your work. An answer without showing your calculations will not receive any credit.

 2. Name 2 things that are different between a eukaryotic (animal) and prokaryotic cell? Be specific and indicate your answer clearly.

 3. What is the purpose of a hyperbaric chamber? What type of microbes would be eliminated by such a device?

4.  If a bacteria is placed in a 10% NaCl solution, what will happen to the bacteria? Explain why.

5. What is the difference between transformation and conjugation? Be specific and indicate your answer clearly.