Slide 1Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings Figure 19.1 0.5 mm Viruses: A Borrowed Life Slide 2 Copyright © 2005 Pearson Education,…

Slide 1Virus What am I? Slide 2 Virus What am I? Slide 3 Virus What am I? Slide 4 Virus What am I? Slide 5 Virus What am I? Slide 6 Virus How do I spread? Slide 7 Virus How…

Overview: A Borrowed Life Viruses called bacteriophages can infect and set in motion a genetic takeover of bacteria, such as Escherichia coli Viruses lead “a kind of borrowed…

Fig. 19-1 0.5 µm Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings Concept 19.1: A virus consists of a nucleic acid surrounded by a protein…

1. Freeze-Fracture of Electron Microscopy of HIV-1 p24 capsid protein interaction with the Viral Envelope. Eric R. Newman Project Summary The goal of this research is to…

Slide 1 Slide 2 Viruses Very small Nucleic Acids (DNA or RNA) Some have phospholipid bilayer Protein Coat covering Nucleic Acids Receptors in protein coat Cannot self-replicate……so…

Slide 1 Viruses and Bacteria What you need to Know Plus Gene Regulation Slide 2 Phage and Bacteria Slide 3 Virus Bacteria Animal Cell Slide 4 Structure of Viruses  Viruses…

Slide 1 MULTIPLICATION Slide 2 Remember…….  Viruses are obligate intracellular parasites that can reproduce only within a host cell.  They do not have  Enzymes…

Slide 1 Viruses A. Viruses are a unique group of biological entities 1. They are not capable of surviving without a host cell (lack metabolic machinery) 2. They do, however,…

Slide 1 Viruses: a kind of “borrowed life” HIV infected T-cell Slide 2 Copyright © 2008 Pearson Education Inc., publishing as Pearson Benjamin Cummings Viral Structure…