VIRUSES lesson 4: Bacteriophages Quizellenj2022-06-02T15:24:14-04:00 Please sign up for the course before taking this quiz. 1. Which one of these is NOT a bacteria part?1 membrane ribosome endoplasmic reticulum nucleoid cytoskeleton 2. What does a ribosome do?1 duplicates DNA assembles virus parts dissolves proteins makes proteins 3. What type of bacteria does T4 attack?1 Dysentery Yersinia pestis E. coli Coccobacillus Typhus 4. Viral DNA is not the same as bacterial DNA.1 True False 5. The lytic cycle allows the virus to hide for a long time.1 True False 6. Which of these diseases did d’Herelle not try to cure with phages?1 plague yellow fever typhus dystentery cholera 7. How fast can a bacteriophage do its entire replication process inside a cell?1 30 seconds 30 minutes 24 hours 3 hours 8. What is the function of a phage’s tail fibers?1 To poke holes in the surface of the bacteria. To attach to a receptor on the surface of the bacteria. To inject the DNA. To let it walk around. 9. What does “morphology” refer to?1 shape change classification size 10. What disease does “Yersinia pestis” bacteria cause?1 Bubonic plague typhus yellow fever dystenery cholera 11. Which one of these is NOT a viral part?1 tail capsid collar DNA membrane 12. Every living cell is surrounded by at least one membrane made of lipids.1 True False 13. Bactetiophages can slowly walk using their “legs” (tail fibers).1 True False 14. Which continent did d”Herelle never visit?1 South America Antarctica North America Africa Asia 15. Some enzymes can dissolve (break apart) proteins.1 True False VIRUSES lesson 3: History of discovery VIRUSES lesson 5: How Viruses Enter Cells Back to: VIRUSES lesson 4: Bacteriophages
