VIRUSES lesson 3: History of discovery Quizellenj2021-10-01T23:31:57-04:00 Please sign up for the course before taking this quiz. 1. This tool provided the first step toward the discovery of viruses.1 test tube x-ray machine filter electron microscope 2. For centuries, people had been using this procedure to prevent smallpox. Healthy people were exposed to small amounts of pus or scabs from someone with smallpox.1 vaccination variolation immunization viration 3. What technique did Rosalind Franklin use to help Watson and Crick discover the structure of DNA?1 hemagglutination PCR x-ray crystallography filtration electron microscope pictures 4. Who developed a vaccine for rabies?1 Lady Montagu Dmitri Ivanovsky Louis Pasteur Jonas Salk Edward Jenner 5. Who made the classification system for viruses?1 Jonas Salk Martinus Beijerinck Louis Pasteur David Baltimore Francis Crick 6. Tobacco Mosaic Virus was the first virus to be imaged with an electron microscope.1 True False 7. The vaccinia virus is a very popular species for scientific research. From what original virus did it come?1 polio adenovirus influenza cowpox smallpox 8. PCR uses an enzyme called Taq polymerase. What is its unusal capability?1 It can split DNA. It easy to extract. It can survive for years in a lab dish. It can survive very high temperatures. It can be used by viruses. 9. Which type of virus will grow in eggs?1 Pandora bacteriophages influenza HIV 10. What do you call something that transfers disease from one organism to another?1 virus virion vector vaccine 11. Jonas Salk made a vaccine for what viral disease?1 yellow fever polio influenza smallpox anthrax 12. Who was the first person to isolate viruses using a Chamberland filter?1 Louis Pasteur Felix d"Herelle Dmitri Ivanovsky Edward Jenner 13. SARS. MERS and Covid-19 are all coronaviruses.1 True False 14. As far as we know, smallpox has been eliminated.1 True False 15. What does “in vitro” mean?1 in an injection needle living in a cell in a glass lab dish able to reproduce VIRUSES lesson 2: Size and prevalence VIRUSES lesson 4: Bacteriophages Back to: VIRUSES lesson 3: History of discovery