1. the saltwater tank 2. Distilled water tank What will happen to the cells of these fish in each case? 3. Explain why it's so important to put these fish in fresh water.

1. If an antibiotic was able to destroy the pili of bacteria, what effect would you expect it would have on that bacteria?   They would not be able to give genetic material to other bacteria   They would not be able to avoid predators   They would not be able to make proteins   They would not be able to go through binary fission

4. Describe the differences between the gram positive and the gram negative cell wall. Where is peptidoglycan found? Do eukaryotes have peptidoglycan? Where is the periplasm found? Where is the outer membrane found? LPS? Lipid A? Endotoxin? Can endotoxin induced shock? Does endotoxin have anything to do with septic shock? What are cytokines and what does a cytokine storm have to do with septic shock? How does an exotoxin differ from endotoxin? What does lysozyme do? Where is lysozyme found? What does penicillin do? I.

15. After an endospore stain, you observe pinkish red cells which means a. these cells were producing ATP b. these cells were not producing ATP c. these cells were lacking an energy source d. these cells were water deficient e. a & c 16. Red blood cells (RBCs) do not contain mitochondria. Based off of this information, please answer the following question. Which of the following would indicate the presence of RBCs in the media? a. a blue simmon's citrate test tube b. a purple decarboxylase test tube c. a yellow mr test tube d. a yellow glucose test tube e. a red vp test tube 17. The role of crystal violet in the gram stain is similar to the role of acid-fast stain. a. methylene blue b. carbolfuschin c. acetone alcohol d. heat e. acid alcohol lased th Time ou in the