Classification of Viruses Flashcards
Baltimore Classification System
Using this system, viruses are classified into one of the seven groups depending on a combination of their: nucleic acid (DNA or RNA); Strandness (ss or ds); Sense (+ or -); Method of replication.
OLD SYSTEM!!! NOT USED CURRENTLY!!!
What classification system is followed by Virologists Worldwide?
The International Committee on Taxonomy of Viruses (ICTV)
T/F: The ICTV is the ONLY body charged by the International Union of Microbiological Societies with the task of developing, refining, and maintaining a universal virus taxonomy.
True
What does the ICTV (International Committee on Taxonomy of Viruses) consider for classification of viruses?
1) Nature of virus GENOME and virus GENETIC DIVERSITY
2) Virus REPLICATION strategies
3) Virus MORPHOLOGY
What system is currently used to classify viruses?
ICTV (International Committee on Taxonomy of Viruses)
What is the suffix for Order (using ICTV classification system)?
-virales
What is the suffix for Family (using ICTV classification system)?
-viridae
What is the suffix for Subfamily (using ICTV classification system)?
-virinae
What is the suffix for Genus (using ICTV classification system)?
-virus
simplexvirus is an example of: A. Order B. Family C. Subfamily D. Genus E. Species
D. Genus
Herpesvirales is an example of: A. Order B. Family C. Subfamily D. Genus E. Species
A. Order
Alphaherpesvirinae is an example of: A. Order B. Family C. Subfamily D. Genus E. Species
C. Subfamily
Herpesviridae is an example of: A. Order B. Family C. Subfamily D. Genus E. Species
B. Family
Herpes simplex virus 1 (HSV-1) is an example of: A. Order B. Family C. Subfamily D. Genus E. Species
E. Species
