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 Genetic Material:- 1. Properties of Genetic Material 2. Evidence of Genetic Material. Properties of Genetic Material: A living cell is composed of several inorganic and organic components. Among them, one will obviously act as genetic material responsible for controlling hereditary characters. Identification of this genetic material remained controversial for a long time. Now [...]