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4 Tutorials that teach Microbes: Bacteria
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Microbes: Bacteria

Microbes: Bacteria

Author: Nathan Lampson
Description:
This lesson explains the existence and importance bacteria.
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Tutorial

 

Bacteria are tiny prokaryotic organisms that may have been some of the first organisms on earth.  

 

Prokaryotic cells:

DNA in prokaryotic cells is not inside a membrane-bound sac.  Prokaryotic cells have no membrane bound organelles.

 

Eukaryotic cells:

Contain a membrane bound nucleus and other complex structures such as cellular organelles. 

 

Good things about bacteria:

Can be used to break down crude oil in order to clean up oil spills.

Bacteria in the human body aid in digestion.

Bacteria can be used in order to produce food products like cheese and yogurt.

 

Bad things about bacteria:

Bacteria can cause illness like salmonella and tetanus.