Chapter 9 E-Security. Awad –Electronic Commerce 1/e © 2002 Prentice Hall 2 OBJECTIVES Security in Cyberspace Conceptualizing Security Designing for Security.
Viruses
Virus Detection System
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Cells The Basic Unit of Life. Are all Cells Alike? All living things are made up of cells. Some organisms are made of only one cell. Other organisms are.
Chapter 17-Virus What do you know about virus?. Virus characteristics Small Only view with an electron microscope.
Virus What do you know about virus?. Virus characteristics Small Only view with an electron microscope.
Acellular Microbes. Infectious Agents Viruses Range from 10-300 nm. academic.pgcc.edu/.../Chapter%2013/size.html.
WASHTENAW COUNTY PUBLIC HEALTH DIANA TORRES-BURGOS, MEDICAL DIRECTOR RICHARD FLEECE, INTERIM HEALTH OFFICER CINDRA JAMES, EP COORDINATOR WISD 8/5/09 H1N1.
Today’s lesson, we cover: 1. viruses 2. viroids 3. Prions All are infectious agents 1.
VIRUSES Virus (Latin): meaning poisonous slime of plant or animal origin Viruses are non-living. 1. Acellular: lack cell membrane and organelles 2. No.
