Basics of Viruses
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Viruses are Intracellular aka:
Require a host cell
Replication is directed by
Viral nucleic acid
They lack _______ that is necesarry for energy prodcution?
Viruses depend on the host cell for waht
Protein and nucleic acid production
What type of layer do enveloped viruses have?
Lipids & polysaccharides
Protein shell surrounds DNA or RNA
Nucleic acid + capsid
Structural units of capsid
Completed virus particle
What is a prion
Proteinaceous infectious particle
Structures that replicated through conversion of other host proteins.
- BSE - Mad Cow Disease
What are the steps in viral replication
It attaches to a cell receptor (cell tropism), then it penetrates the cell membrane, followed by removing all parts of the capsid thus exposing the nucleic acid.
Replication of vurus particles by what
- Release (Lyses)
What would you like to do?
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