In this article we will discuss about:- 1. Discovery of Mycoplasmas 2. Classification of Mycoplasmas 3. Structure 4. Diseases Caused. Discovery of Mycoplasmas: Mycoplasmas are the smallest among the known aerobic prokaryotes (Fig. 2.50). They were first discovered by Pasteur in 1843, during his work on the possible causal agent of pleuropneumonia of cattle. Thus […]
Mycoplasmas: Discovery, Classification and Structure
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Nutrition and Growth in Bacteria
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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 […]
Growth Curve of Bacteria: 4 Phases
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In this article we will discuss about the four main phases of growth curve in bacteria. The phases are: 1. Lag Phase 2. Log Phase or Exponential Phase 3. Stationary Phase 4. Decline Phase. 1. Lag Phase: After inoculation into the sterile nutrient medium, the bacterium first undergoes a period of acclimatisation. At that […]
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