VIRUSES. Virus- a tiny, nonliving particle that enters and then reproduces inside a living cell Characteristics of viruses: Not cells Do not use energy.
Protein Shell DNA or RNA Membrane around virus Proteins that help virus get into proper host.
Foundations in Microbiology Chapter 6 PowerPoint to accompany Fifth Edition Talaro Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction.
The Position of Viruses in the Biological Spectrum There is no universal agreement on how and when viruses originated Viruses are considered the most abundant.
Foundations in Microbiology Sixth Edition Chapter 6 An Introduction to the Viruses Lecture PowerPoint to accompany Talaro Copyright © The McGraw-Hill Companies,
Viral Structure, Lifecycles and Aids. I. Virus- segment of DNA or RNA wrapped in a protein coat.
E nvelope
