Introducing Bacteria...
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Bacteria and Evolution
Bacteria are primitive, single-celled life forms that originated very early in the history of life on Earth. Current theories suggest that as the Earth cooled, a...
How and When Were Bacteria Discovered?
Anton van Leeuwenhoek, a Dutch cloth merchant, was the first person to see bacteria. During the 1660s he started to grind glass lenses to make...
How Many Types of Bacteria Are There?
In 1998, an American microbiologist worked out that the number of bacteria on Earth at that time was five million trillion trillion. This is the...
Identification of Bacteria
The identification of bacteria is a careful and systematic process that uses many different techniques to narrow down the types of bacteria that are present in an...
Using Microscopes to See Bacteria
Bacteria are too small to see individual bacterial cells with the naked eye. Before the invention of microscopes in the renaissance in Europe, people did not...
What Are Bacteria?
What are Bacteria?
Bacteria are single-celled organisms that live on Earth in massive numbers. Although bacteria can survive extreme environments, most flourish...
What Health Conditions Do Klebsiella Bacteria Cause?
Strains of Klebsiella bacteria are part of the body’s normal bacterial flora. This means that most of us carry Klebsiella but it does not infect...
What is Inside a Bacterial Cell?
What is Inside a Bacterial Cell?
Every bacterial cell is classed as a simple type of cell and described as prokaryotic. Bacteria are the only type of p...
Where Do Bacteria Live?
Bacteria are one of the most abundant organisms on the planet and there is some evidence that some of them may have even existed on Mars in the distant past. These...
