Biology 1001A Study Guide - Midterm Guide: Antiviral Drug, Reverse Transcriptase, Drug Resistance
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15 Oct 2015
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Biology 1001: characteristics of viruses and why they are not generally considered to be alive . They lack a metabolic system to provide energy for their life cycles; they instead, depend. Viruses are considered infectious biological particles rather than organisms. A virus is one or more nucleic acid molecules inside a protein coat/capsid. (not a cell as it on the host cell they infect for these functions. has no cytoplasm inside a cellular membrane). replicate. There are often no viral products to be targeted by the drug: why viral infections are usually dif cult to treat with drugs, and exceptions to this general principle. Viruses, for most of the infection, are hidden inside the host cell and use the host cell to. Viral infections are unaffected by antibiotics and other methods used to treat bacterial. Viruses that use their own polymerases (ex.
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2.)
a.) Are viruses that infect Archaea different from other bacterial viruses?
Yes, they do not have protein coats because of the extreme conditions where they live. | ||||||||||||
No, they consist of nucleic acid and protein just like other bacterial viruses. | ||||||||||||
Yes, the structure of archaeal viruses is always completely different from other bacterial viruses. | ||||||||||||
Yes, they have only DNA genomes. b.) Of the following examples, which is not a common part of many viral life cycles?
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