Bacteria are single-celled, or simple, organisms. Though small, bacteria are powerful and complex, and they can survive in extreme conditions.
Most bacteria have not been characterized, and only about half of the phyla of
bacteria have species that can be grown in the laboratory. The study of bacteria
Bacteria consist of only a single cell, but don't let their small size and seeming
simplicity fool you. They're an amazingly complex and fascinating group of ...
Learn about bacteria
and how they can cause bacterial infections. What are bacteria
? More »
Bacteria. Bacteria are single celled microbes. The cell structure is simpler than
that of other organisms as there is no nucleus or membrane bound organelles.
Bacteria Basics - They are Alive! Bacteria are the simplest of creatures that are
considered alive. Bacteria are everywhere. They are in the bread you eat, the soil
Bacteria are often maligned as the causes of human and animal disease (like this
one, Leptospira, which causes serious disease in livestock). However, certain ...
Aug 31, 2015 ... Some bacteria can cause diseases in humans, animals, or plants, but most are
harmless and are beneficial ecological agents whose metabolic ...
Bacteria are microscopic organisms whose single cells have neither a membrane
-enclosed nucleus nor other membrane-enclosed organelles like mitochondria ...