In this article we will discuss about the presence of F factor in conjugation of bacteria. Bacterial cells may carry besides the main chromosome, one or more small DNA molecules in the cytoplasm called plasmids. Of the various kinds of plasmids, a few are involved in conjugation and are called conjugative plasmids. One such conjugative […]
Presence of F Factor in Conjugation of Bacteria| Genetics
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What is Site-Specific Recombinases of Bacteria ? | Genetics
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In this article we will discuss about the meaning of site-specific recombinases of bacteria. During evolution of multiple antibiotic resistance, bacteria seem to have made use of enzymes known as site-specific recombinases. Each type of site-specific recombinase binds with a specific nucleotide sequence in double stranded DNA. When the site is present in each of […]
Transformation of Bacteria | Genetics
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In this article we will discuss about:- 1. Discovery of Transformation 2. Process of Transformation 3. Competence 4. Linkage and Gene Mapping. Discovery of Transformation: The phenomenon was first discovered in 1928 from Griffiths experiment with Diplococcus pneumoniae. As this historical experiment has been instrumental for identification of DNA as a hereditary material. Briefly, when […]
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