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9 Cards in this Set

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IWANOWSKI
TMV filtrate
BEIJERINCK
Tobacco Mosaic Virus
"A FILTERABLE VIRUS"
WALTER REED
YELLOW FEVER VIRUS
STANLEY
ISOLATED & CRYSTALLIZED TMV
Virus diameter size ranges from about ___nm to ___nm
20 to 300 nanometers
Which 4 variables are found in viral genomes and can be used for their classification?
Possibilities for each variable?
Nucleic Acid: DNA or RNA
Form: linear, circular, ends
Strandedness: single (ss) or double (ds)stranded
Sense: plus(+), minus(−), or
ambisense (+/−)
Which 3 morphologies characterize viruses?
Helical
Polyhedral (Icosahedral or Spherical)
Complex
What are the 4 properties that are used in viral taxonomy?
1. Host
2. Nucleic Acid
3. Morphology
4. Replication Scheme
1. Name 7 DNA human virus families.
parvoviridae
hepadnaviridae
polyomaviridae
papillomaviridae
adenoviridae
poxviridae