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Unformatted text preview: derived from the membrane of the cell the virus infects and is picked up on the way out. It has peplomers (spikes) derived from virus genetic material and on the surface are proteins which allow for attachment of the virus to the host cell. Viral Life Cycles: There are several steps in the life cycle of a virus: Attachment: The virus must contact a homologous protein on the surface of the cell. Attachment involves recognition of virus surface proteins with cell surface proteins. The virus requires a receptor. Often the lack of a receptor can explain why viruses are specific to a cell type or species....
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This note was uploaded on 01/23/2012 for the course MCB MCB2010 taught by Professor Smith during the Fall '09 term at Broward College.
- Fall '09