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