Microbes Chapter 11. What is a microbe? A microbe is an organism that can only be seen with the help...
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Transcript of Microbes Chapter 11. What is a microbe? A microbe is an organism that can only be seen with the help...
What is a microbe?• A microbe is an organism that
can only be seen with the help of a microscope.
• Microbes include:–Viruses–Bacteria–Protists – Fungi
Bacteria• Single-celled• Bacteria are prokaryotes. Their genetic
material is not found in a nucleus.• Size: 1-2 micrometers• Three main shapes: spherical, rodlike, or
spiral.
Examples of Bacteria• Cyanobacteria• E. coli• Lyme disease• Pneumonia• Syphilis• Strep throat• Anthrax• Tetanus
Different bacteria invade the body and cause different disease
CholeraDiptheria
Food poisoningLeprosy
Lyme diseases
CholeraVirbrio
http://www.guardian.co.uk/world/video/2009/feb/26/zimbabwe-cholera
http://www.youtube.com/watch?v=3V-UCwxXQ70