In this article we will discuss about the incorporation of ammonia into organic compounds. Nitrogen is an essential element for all living organisms and also viruses, coming next in importance to carbon. Nitrogen forms about 14% of the dry weight of the living matter, where it is primarily present as a constituent of proteins and nucleic acids. Although molecular nitrogen [...]
The following points highlight the twelve main aspects of mutation and repair of damaged DNA in bacteria. Some of the aspects are: 1. Nature of Bacterial Variations 2. Spontaneous and Induced Mutations 3. Molecular Mechanism of Mutagenesis 4. Physical Mutagenic Agents 5. Mutation Rate and Mutant Frequency 6. Phenotypic Changes Due to Mutation and Others. Aspect # 1. Nature of [...]
The following points highlight the four main steps to be followed for classifying organisms. The steps are: 1. Collection of Data 2. Coding of the Data 3. Determination of Similarity 4. Determination of Taxonomic Relations Between OTUs. Step # 1. Collection of Data: The organism intended to be classified have to be chosen, so that they give a fair representation [...]