Microbial Models: Viruses and Bacteria AP Biology 1/08/03.
Viruses & Bacteria Biology 20 This Powerpoint is hosted on Please visit for 1000+ free powerpoints.
Viruses & Bacteria Chapter 20 Biology. What are Viruses A virus is a non-cellular particle made up of genetic material and protein that can invade living.
Viruses & Bacteria. What are Viruses A virus is a non-cellular particle made up of genetic material and protein that can invade living cells.
Microbiology Jeopardy aka: Help, they’re all over me!!
Viruses – Cellular Pirates Adenovirus showing Varicella zoster virus icosahedral shape causes chickenpox Chicken Pox – contains an envelope – membrane.
Changes in bacterial traits Caused by: Changes in environmental conditions (only phenotypic changes) Changes in the genetic codes 1- Intermicrobial exchange.
Viruses. Virus – non-cellular particle made up of genetic material and protein. Reproduce only by infecting living cells. TMV – tobacco mosaic virus –
Fossil evidence shows that bacteria have been on the earth for over 3.5 billion years Three major shapes › Cocci (round) › Bacilli (rod-like) ›
Chapter 19.1 & 19.3: Genetics of Viruses and Bacteria.
