1 Viruses. 2 Are Viruses Living or Non-living? Viruses are non living They have some properties of life but not others They cant maintain a constant internal.
Viral Structure. Structure of a Virus Questions Relating to Structure –Is it rigid? –How big is it? –Is it flexible Structure Must Serve Virus –It should.
Neonatal Herpes Simplex Infection Jesus Peinado M.D. Dept. of Pediatrics: PGY2 July 24, 2008.
Viral Infections in the Immunocompetent Host Corey Casper, M.D., M.P.H. Division of Infectious Disease, Department of Medicine The University of Washington.
Brock Biology of Microorganisms Eleventh Edition Chapter 2: An Overview of Microbial Life Copyright © 2006 Pearson Prentice Hall, Inc. Michael Madigan.
Chapter 18 Viruses Updated Nov. 2008. Overview: A Borrowed Life Viruses are the simplest biological systems. Most viruses are little more than aggregates.
1 Viruses, Viroids, and Prions. 2 Are Viruses Living or Non-living? They have some properties of life but not others For example, viruses can be killed,
1 Viruses, Viroids, and Prions. 2 Are Viruses Living or Non-living? Most people say no! They have some properties of life but not others For example,
1 Viruses, Viroids, and Prions. 2 Are Viruses Living or Non-living? Viruses are both and neither They have some properties of life but not others For.
GENETICS OF VIRUSES. The Basics Compare the size! Two basic components: – A diverse genome ssDNA dsDNA (Smallpox) ssRNA (Measles) dsRNA – Capsid/Envelope.