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Cards In This Set
| Front | Back |
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Originally the word 'Virus' meant
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Poison
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No domain for virus, instead it is classified as a completely separate _______ (3)
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Obligate intracellular parasite
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Viruses were first discovered as this disease ______ on what plant?
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Mosaic Disease
Tobacco Plants |
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Because virues are incapable of metabolism, replication, or motility, they are ___
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Inert
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A virus the infects bacteria is called a ____
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Bacteriophage or 'phage'
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'phage' means ______
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'to eat'
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T/F, you can grow a virus as a pure culture?
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F, it requires a live organism as host
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Viruses can only be seen under this type of microscope
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Electron Microscope
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Virus sizes range from ____ to ____
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30 nm - 800 nm
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This 'viral particle' simply consists of nucleic acid and a protein coat. It is also defined as a complete virus in its inert form (when its sitting on a table for ex)
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Virion
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What do Viruses contain?
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DNA or RNA, but never both!
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The protein coat of a virus is called the _____ and its subunits are called_______ . The protein coat together with the nucleic acids is called ________
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Capsid
Capsomeres Nucleocapsid |
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Lipid bylayer outside the capsid
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Envelope
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Viruses without en envelope are called _____
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Naked Viruses
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These proteins are sandwhiched between the envelope and the capsid
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Matrix Proteins
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