The below mentioned article provides a study note on temperate bacteriophages, these are the phages that can enter into a lysogenic relationship with their host. Subject-Matter of Temperate Bacteriophage: There are some bacteria and bacteriophages (bacterial viruses) whose relationships are partially symbiotic. The bacterium may carry such a phage as a part of its chromosome, while in turn, the phage [...]
In this article we will discuss about:- 1. Meaning of Plasmids 2. Classes of Plasmid 3. Copies of Plasmids within a Cell 4. Phenotypic Effects of Plasmids 5. Origin of Plasmids and Viruses 6. Uses of Plasmids. Meaning of Plasmids: In bacterial cells, certain autonomously replicating circular genetic elements (DNA) are found some of which can become integrated into [...]
In this article we will discuss about Resistance Plasmid, a Group of Conjugative Plasmids which Confer to their Bacterial Host Resistance to Specific Antibiotics. Meaning of Resistance Plasmid: Resistance factors or resistance plasmids are a group of conjugative plasmids which confer to their bacterial host resistance to specific antibiotics, such as, chloramphenicol, sulphonamide, streptomycin, tetracycline etc., and to several metal [...]