In this article we will discuss about nutrition and growth in bacteria. Nutrition in Bacteria: Bacteria are devoid of chlorophyll and they perform heterotrophic mode of nutrition. However, there is a small group of bacteria which are autotrophic: 1. Autotrophic Bacteria: They can synthesise carbohydrate .food from CO2 like that of chlorophyll containing plants. They […]
Nutrition and Growth in Bacteria
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Cell Structure of Bacteria (With Diagram)
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In this article we will discuss about the cell structure of bacteria with the help of diagrams. A bacterial cell (Fig. 2.5) shows a typical prokaryotic structure. The cytoplasm is enclosed by three layers, the outermost slime or capsule, the middle cell wall and inner cell membrane. The major cytoplasmic contents are nucleoid, plasmid, ribosome, […]
Characters of Different Groups of Prokaryotes
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In this article we will discuss about the characters of different groups of prokaryotes. Domain: Archaea: The important characters of Domain Archaea (Gr. archaios, ancient) are: Important Characters of Archaea: 1. Members of the Domain Archaea i.e., Archebacteria can live in different habitats like. i. Extreme acidic and hot (above 100°C) environment, ii. Extreme saline […]
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