PDF-[FREE]-Computer Viruses

The Desired Brand Effect Stand Out in a Saturated Market with a Timeless Brand. Other . Acellular. Infectious Agents. 1. 6. Copyright © McGraw-Hill Global Education Holdings, LLC. Permission required for reproduction or display.. Acellular. Agents. Viruses . – protein and nucleic acid. 1. A program that attaches itself to another . executable. (a . host program. ). Whenever the host program is executed, virus code is ran and it can make a copy of itself and infect other executables found in your memory or hard drive. What is a Virus?. Very small . Non-living particle. Made up of nucleic acid. . and proteins. Can only reproduce by infecting living cells. Do not carry out respiration, grow or develop. Structure. Viruses have an inner core which contains either RNA or DNA. Prabhaker Mateti. Mateti, Viruses, Trojans and Worms. 2. Virus Awareness. Virus Bulletin . http://www.virusbtn.com/. . Technical journal on developments in the field of computer viruses and anti-virus products . Infectious Agents of Animals . and Plants. Chapter 14. What am I?. Structure and Classification of Animal Viruses. Classification of animal viruses. Taxonomic criteria based on. Genomic structure. DNA or RNA. Protists. , Fungi. Chapter 7. Grade 7 Science. Viruses. _____ - a tiny, non-living particle invades and then multiplies inside of a living cell.. Viruses can only multiply when they are _____ of a living cell.. Viruses Are Not Cells!. There are several structural and functional differences between cells and viruses. The structural differences include:. No nucleus. No cell membrane. No organelles. The functional differences include:. CLS 212: Medical Microbiology. History. Through the 1800s, many scientists discovered that something smaller than bacteria could cause disease and they called it . virion. (. Latin word- poison. ).. Where the name came from. This is a phrase coined from biology to describe a piece of software that behaves very much like a real virus (only it spreads from computer to computer rather than people!).. What do viruses need to reproduce?. Other viruses. Host organisms. A nutrient medium. An enzyme solution. Which characteristic do viruses possess in common with living cells?. They contain a nucleus and organelles.. Embryonated. Egg. Viruses. Viruses do not fall in the category of unicellular . microorganism. They . are obligate intracellular parasites and lack the . machinery . necessary for protein and nucleic acid . . 19, . Ch. 23, and more . Bacteria & Virus Overview. Interesting stuff!. We live with bacteria and viruses constantly, but most people don’t know much about them.. In this chapter we learn both the good and bad of each. RAHUL SHUKLA. ASHISH KUMAR. WHAT IS COMPUTER VIRUS ?. It is a computer program that can copy itself and infect a computer without permission or knowledge of the user .. It is a piece of code that is secretly introduced into a system in order to corrupt it or destroy data .. VOCABULARY. Virus. Capsid. Envelope. Human . Immunodeficiency Virus (HIV. ). Influenza. Lytic Cycle. Lysogenic Cycle. Lysis. Retrovirus. Prerequisite questions. What are the eight characteristics which all living things have in common.