In this article we will discuss about the process of nitrogen fixation in microorganisms. The symbiotic association of cyanobacteria with fungi (lichen), cyanobacteria with bryophytes (Anthoceros), with pteridophytes, (Azolla) with gymnosperms (coralloid root of Cycas) and bacteria (Rhizobium Brady-rhizobium, Azorhizobium, Sino-rhizobium, Ensifer and Mesorhizobium etc.) with leguminous plants are under mutual beneficial relationship (symbiosis) in […]
Process of Nitrogen Fixation in Microorganisms | Microbiology
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Microorganisms Types: 2 Main Types | Microbiology
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The following points highlight photoautotrophs and chemoautotrophs types of microorganisms that are based upon the source of electron. Type # 1. Photoautotrophs: Photoautotrophs include the photosynthetic bacteria, algae and green plants. These organisms fix carbon utilizing the energy of solar radiations through a process called photosynthesis. They are also called the primary producers of simple […]
Nitrogen Fixation Mechanisms in Microorganisms | Microbiology
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In this article we will discuss about the nitrogen fixation mechanisms in microorganisms. 1. Nitrogenase Types, Structure and Function: The biological conversion of atmospheric nitrogen to ammonia taken place with the help of an enzyme called Nitrogenase. This enzyme is anaerobic in nature and when it comes in contact with oxygen or air, it becomes […]
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