Download Viruses – Need to Know

Viruses – Need to Know!
Are viruses classified as living or non-living? WHY?
Why aren’t viruses placed within the normal classification system?
What approximate size is a virus? Give one specific example and its size.
Describe the organization/structure of a virus.
What is a ‘bacteriophage’?
What does the term ‘host’ range have to do with a virus?
List the 4 stages of viral replication.
How is the host cell affected by a virus?
What are the differences between the lytic cycle and lysogenic cycle?
How can antibiotics be used to combat with viruses?
How are vaccines effective against viruses? What are two methods of administering
vaccines?
Name two human diseases that are caused by a) RNA virus and b) DNA virus.
Describe the organization/structure of the common flu virus.
List 4 ways the flu virus affects the body.
What information is used to describe a specific strain of the influenza virus?
Why do new vaccines have to be developed on an annual basis?
The symptoms of many viruses come and go within 24h. Use viral replication
information to explain why this is the case.