BIO 171 Module 6

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Question 1 2 / 2 pts True or False. Because the genome is contained within an enclosed space (much like the nucleus of a cell), viruses are classified as eukaryotic. True Correct! False False.... Viruses are neither eukaryotic nor prokaryotic. Question 2 5 / 5 pts Describe the two basic components of a virus. Your Answer: 1. genetic material comprised of DNA or RNA 2. a capsid, a membrane-like protective structure that contains the genetic material similar to the nucleus of an eukaryotic cell A virus has (1) genomic material comprised of either DNA or RNA and (2) a capsid, a membrane-like protective structure that contains the genetic material, similar to the nucleus of a eukaryotic cell. Question 3 3 / 3 pts The envelope surrounds the _________ of some viruses. Your Answer: capsid capsid Question 4 2 / 2 pts True or False. You would expect to see a viral envelope on a virus infecting a plant cell. True Correct! False False. The overwhelming majority of animal viruses are enveloped whereas the majority of plant or bacteria-infecting viruses are not. Question 5 3 / 3 pts Rank the following viruses based on their size from largest to smallest: Orthomyxovirus Poliovirus Variolavirus Your Answer: Variolavius (~200nm) > orthomyxovirus (~100-150 nm) > poliovirus (~30nm) Variolavirus (~200nm) > Orthomyxovirus (100-150nm) > Poliovirus (~30nm) Question [Show More]

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