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Viruses 10.17-10.23
Fischer
26
Biology
9th Grade
02/04/2009

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Cards

Term
Protein coat surrounding the genes of the virus
Definition
Capsid
Term
Lytic Cycle
Definition
Process in which a virus invades the cell, reproduces inside of it and punctures the cell
Term
Lysogenic Cycle
Definition
Process in which a virus invades the cell, inserts genes into the host's DNA and reproduces by either dripping out of the cell and/or cell reproduction
Term
The viruses genetic material within the host's DNA
Definition
Prophage
Term
Amount of damage a virus does is due to _________
Definition
Response of immune system and ability of infected tissue to repair itself
Term
A virus can spread throughout plants though ______
Definition
Plasmodesmata (cytoplasmic connections between adjacent cell walls)
Term
Emerging viruses
Definition
Viruses that have appeared suddenly or recently
Term
Transformation
Definition
Uptake of foreign DNA from the surrounding environment
Term
Transduction
Definition
Transfer of genes through a phage
Term
Conjunction
Definition
"Bacterial Mating" bacteria join and send DNA
Term
Virus
Definition
Obligate Intracellular Parasite
Term
A virus not in a cell
Definition
Free Virus
Term
Virion
Definition
Fully formed virus ready to infect a cell
Term
Virus Shapes
Definition
Helical and Icosahedral
Term
Is helical and icosahedral
Definition
Bacteriaphage
Term
Outermost covering, most complex, "clothes" of a virus
Definition
Envelope
Term
Nucleic Acid Core
Definition
DNA or RNA inside capsid of virus
Term
Virus RNA synthesis is in _____
Definition
Reverse
Term
Steps of RNA Synthesis
Definition
Attachment, Fusion and Release, Coat Removal, RNA Synthesis, Protein and RNA Synthesis, Virus Assembly, Exit
Term
Causes of Emergence
Definition
Spread from isolated species, interspecies contact, and mutations
Term
Three types of common cold
Definition
Coronavirus, rhinovirus, adenovirus
Term
Head cold
Definition
Rhinovirus
Term
Deep cold
Definition
Adenovirus
Term
Killed 2.5-5% of worlds population at the time
Definition
Spanish Flu of 1918-1919 (Influenza)
Term
SARS
Definition
Severe Acute Respiratory Syndrome
Term
Lassa spreads through ______ and kills ____% of infected people
Definition
Rodent poop, 50%
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