<meta http-equiv="refresh" content="1; url=/nojavascript/">
Dismiss
Skip Navigation

Helpful Bacteria

Identifies how bacteria are beneficial to humans.

%
Progress
Practice Helpful Bacteria
Practice
Progress
%
Practice Now
This webpage about the useful single-celled organisms known as bacteria includes an interactive that gives examples of the benefits of bacteria.
Open the resource in a new window.

Reviews

Please wait...
Please wait...

Original text