Pathology - the scientific study of the nature of disease and its causes A PATHOGEN is any disease causing agent. Quick Exercise: How many diseases can.
Chapter 12 DNA & RNA The genetic code is the way in which the cell stores information that it passes on from generation to generation.
Structure of Viruses Prepared By : Abdulrahman M. El-Sha'er Supervised By : DR. Abdelraouf Elmanama.
Chapter 5 Viruses. 5.1 General Properties of Viruses 5.2 General Features of Virus Reproduction 5.3 Overview of Bacterial Viruses 5.4 Temperate Bacteriophages:
Note Sheet 16 - Viruses Swine (H1N1) Flu Viruses.
Warm Up 9/23 & 9/24 1. What is one thing you learned from unit 1? 2.List as many organelles as you can think of. 3.What kinds of organisms are prokaryotic?
General properties of viruses 1-They are very small in size, from 20-300 nm 2-They contain one kind of nucleic acid (RNA or DNA) as their genome 3-They.
Unit 6--Microbiology Chapter 19 continued. Viruses Hard to classify as living, because: Contain only a protein coat (capsid) and a nucleic acid core (DNA.
Chapter 19 – Viruses (structure, reproduction, pathogens) HIV infection (TEM) (CDC) T4 bacteriophages infecting E. coli (colorized SEM) Phages (TEM)
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.
Aquaculture Viruses. What a Virus Isn’t Not a bacterium... Not independent... Cannot survive in absence of a living cell within which to replicate...
BACTERIA & VIRUSES. BACTERIA PROKARYOTIC in 2 of 3 Domains 1. Eubacteria 2. Archaebacteria.