Slide 1 CHAPTER 19 VIRUSES 1 1 OVERVIEW 2 Viruses called bacteriophages can infect and set in motion a genetic takeover of bacteria, such as Escherichia coli Viruses lead…

VIRUSES Chapter 19 What is a virus? A virus is a submicroscopic infectious particle composed of a protein coat (capsid) and a nucleic acid core (either DNA or RNA). Viruses…

Viruses Gene Regulation results in differential Gene Expression, leading to cell Specialization Structure of Viruses Viruses are not cells A virus is a very small infectious…

Slide 1 CHAPTER 19 VIRUSES 1 1 OVERVIEW 2 Viruses called bacteriophages can infect and set in motion a genetic takeover of bacteria, such as Escherichia coli Viruses lead…

Viral Life Cycles & Replication Viral Life Cycles & Replication 1 Key Terms: Virus Host cell Viruses attack specific host cells. They fit into specific surface receptors…

Animation: Simplified Viral Replicative Cycle Right click slide / Select play © 2014 Pearson Education, Inc. Figure 17.3 VIRUS Replication Entry and uncoating DNA Capsid…