In this article we will discuss about the Reactions of Antigen-Antibodies in Bacteria. When an antigen combines with its specific antibody in presence of an electrolyte (NaCl) in an optimum concentration at an optimal pH and temperature (37°C), the antigen and antibody complex forms an insoluble precipitate. Important tests for antigen-antibody reactions include precipitation, agglutination, complement fixation, neutralisation, and labelled [...]
The following points highlight the three main mediums of Identification of Bacterial Growth. the mediums are: 1. Growth on Nutrient Agar 2. Blood Agar 3. MacConKey’s Agar. Medium # 1. Growth on Nutrient Agar (Table 7.2): Steps to be adopted: 1. Observe and record the morphology of colony and pigment production in nutrient agar plate or tube. To identify a [...]
In this essay we will discuss about Bacteria. After reading this essay you will learn about:- 1. Meaning of Bacteria 2. Salient Features of Bacteria 3. Morphology 4. Cell Wall 5. Size 6. Flagellation 7. Behavioural Responses 8. Endospores 9. Reproduction 10. Some Important Genera. Contents: Essay on the Meaning of Bacteria Essay on the Salient Features of Bacteria Essay [...]