Tag Archives | Bacteria

Difference between Gram +ve and Gram -ve Bacteria

The upcoming discussion will update you about the differences between Gram +ve and Gram -ve Bacteria. Difference # Gram +ve Bacteria: 1. They remain coloured blue or purple with Gram stain even after washing with absolute alcohol or acetone. 2. The wall is single layered. Outer membrane is absent. 3. The thickness of the wall is 20-80 nm. 4. The [...]

By |2016-12-12T06:52:48+00:00December 12, 2016|Bacteria|Comments Off on Difference between Gram +ve and Gram -ve Bacteria

Evolutionary Relationships of Bacteria | Microbiology

In this article we will discuss about the evolutionary relationships of bacteria. The early investigators considered bacteria as animalcules and place them with the Protozoa. This viewpoint was held up to the middle of the last (nineteenth) century. Some assigned them a position of the border line between plants and animals. They place this group of structurally simple organisms, which [...]

By |2016-11-28T11:34:35+00:00November 28, 2016|Bacteria|Comments Off on Evolutionary Relationships of Bacteria | Microbiology

How does Bacteria Reproduce? (With Diagram) | Microbiology

The following article will guide you to find out how does bacteria reproduce. Asexual reproduction is characteristic of all bacteria. Sexual reproduction was long thought to be absent but investigations with the help of electron microscope have clearly demonstrated the exchange of genetic material in some species of bacteria. This is an essential feature of the sexual process and is [...]

By |2016-11-28T11:34:35+00:00November 28, 2016|Bacteria|Comments Off on How does Bacteria Reproduce? (With Diagram) | Microbiology
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