Upload NowAfter reading this article you will learn about the synchronous cultures of bacteria. Synchronous cultures are composed of populations of cells that are at the same stage of their life cycle. All the cells in the culture will divide at the same time will grow for a generation time, and all will divide again at […]
Synchronous Cultures of Bacteria
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Measurement of Bacterial Growth: 3 Ways
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This article throws light upon the three ways for the measurement of bacterial growth. The ways are: 1. Determination of the Number of Cells. 2. Determination of Cell Mass 3. Determination of Cell Activity. Way # 1. Determination of the Number of Cells Directly: Breed Method: A known volume of cell suspension (0.01 ml) is […]
Symbiotic and Non-Symbiotic Nitrogen Fixing Bacteria
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After reading this article you will learn about the symbiotic and non-symbiotic nitrogen fixing bacteria. Symbiotic N2-Fixing Bacteria: The heterotrophic bacteria that fix di-nitrogen gas (N2) from the atmosphere in plant root nodules (symbiotic bacteria) have a mutually beneficial relationship with their host plants. Legumes (pod-bearing plants such as peas, beans, alfalfa and clovers etc.) […]