VIRUSES lesson 1: Morphology and anatomy Quizellenj2021-10-01T23:31:57-04:00 Please sign up for the course before taking this quiz. 1. Why does a virus have spikes?1 To help them attach to cells. To identify its species. As a defense mechanism against other microbes. To help them float in the air. 2. Sometimes you find tiny proteins inside a capsid, along with the genome of DNA or RNA.1 True False 3. What is a virus capsid made of?1 glycoproteins DNA protein lipid RNA 4. The only parts that ALL viruses have in common are: a capsid and a genome.1 True False 5. How many sides does an icosahedron have?1 12 20 24 60 16 6. Where do you find a virus’s matrix (if it has one)?1 right under the lipid envelope inside the capsid in the RNA or DNA on the outside of the lipid envelope 7. What does the Pandoravirus attack?1 humans paramecium dogs bacteria ameba 8. Where did the name “Ebola” come from?1 an African word for "virus" an African word for "sickness" a river in west Africa a country in Africa 9. Which of these viruses is the smallest?1 Pandora rabies adeno parvo 10. Which one of these letters never appears in DNA or RNA?1 C E G A U T 11. Where does a virus gets its lipid envelope (if it has one)?1 From the host cell it came out of. From lipid molecules floating in the environment. The virus manufactures it. From other viruses. 12. Which one of these atoms is NOT in an amino acid molecule?1 B N H C O 13. What are proteins made of?1 amino acids A, T, C and G long strings of glucose molecules nucleic acids muscle tissue 14. Which of these viruses looks like a bullet?1 rabies Ebola Pandora HIV TMV 15. Which of the viruses attacks plants?1 adeno TMV Ebola parvo Pandora VIRUSES lesson 2: Size and prevalence Back to: VIRUSES lesson 1: Morphology and anatomy
