Tuesday, October 12, 2010

Blog #6

Bacteria can get living things sick
A bacteria can be either useful and harmful for humans
Campylobacter are bacteria that are used in food poisoning
The most dangerous bacteria is botulism
Entering a human body, a bacteria can be harmful
Rhizobium are bacteria that helps fix nitrogen in the world
Inside a bacterial cell is a nucleoid
A bacteria can improve a human body health

Blog #5

Find one good prokaryote (bacteria) Describe how it helps people Include a picture of it Now find one harmful microorganism (bacteria, fungi, virus algae) Describe how it is harmful include a picture

 Fermented milk are fermented with bacteria. The fermentation increases the shelf life of the product and adds the taste and improves the digestibility of the milk. There were evidence found that fermented milk has been in use since 10,000 B.C. 

Streptococci are round bacteria. Although streptococci are responsible for many disease, most types of streptococci are harmless. They remain in the throat and mouth. When they enter the bloodstream where they are killed quickly by the body defense systems.