The following points highlight the top six concepts of the kingdom system of organisms classification. The concepts are: 1. Two Kingdom Systems 2. Three Kingdom System 3. Four Kingdom Systems 4. Five Kingdom Systems 5. Six Kingdom System 6. Eight Kingdom System. 1. Two Kingdom Systems (Lennaeus' Concept): When we look long back in the prehistoric times, we find that [...]
A pure culture of an organism is a valuable asset and it deserves to be preserved for future. Normally, the cultures which are of daily use are grown in agar slants and kept in the refrigerator. When required, a loopful of growth is transferred to fresh agar or broth and the organisms are allowed to grow in an incubator. For [...]
In this article we will discuss about:- 1. Definition of Growth 2. Measurement of Bacterial Growth 3. Multiplication of Unicellular Bacteria 4. Determination of Generation Time 5. Growth Curve 6. Continuous Culture 7. Synchronous Culture 8. Culture Media 9. Enrichment Culture 10. Requirements of Macro- and Micro-Elements for Growth 11. Physical Factors Influencing Growth. Contents: Definition of Growth Measurement of [...]