Viruses - Viruses What is a Virus Latin for `poison DNA or...

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Viruses Viruses
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What is a Virus? Latin for ‘poison’ DNA or RNA surrounded by a protein layer Extremely tiny – smaller than bacteria Can only be active inside a living host –  obligate intracellular parasite
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Structure of A Virus
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Influenza virus
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How viruses work Attachment  – attach to cell receptors Penetration  – viral DNA/RNA enters host cell Uncoating  – virus is released from protein coating Viral replication stage  – virus becomes  incorporated into host’s nucleus  Assembly stage  – new virus is protein coated Release stage  – new virus is released form host cell
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Replication of Influenza Virus
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Rabies Virus
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Chickenpox/Herpes/Polio Viruses
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HIV/AIDS   Human Immunodeficiency Virus
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This note was uploaded on 04/16/2008 for the course BIOL 10 taught by Professor All during the Spring '08 term at CSU Fresno.

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Viruses - Viruses What is a Virus Latin for `poison DNA or...

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