The upcoming discussion will update you about the differences between Gram +ve and Gram-ve Bacteria. Difference # Gram +ve Bacteria: 1. They remain coloured blue or purple with Gram stain even after washing with absolute alcohol or acetone. 2. The wall is single layered. Outer membrane is absent. 3. The thickness of the wall is 20-80 am. 4. The lipid [...]
In this article we have complied various notes on bacteria. After reading this article you will learn about:- 1. Meaning of Bacteria 2. General Characteristics of Bacteria 3. Economic Importance 4. Distribution 5. General Morphology 6. Size 7. Structure 8. Cell Division 9. Staining 10. Nutrition 11. Respiration 12. Reproduction 13. Genetic Recombination 14. Host-Bacterial Interactions 15. Bacterial Culture and [...]
Essay on Bacteria! Size and Shape of Bacteria: Bacteria are microscopic, unicellular, asexually reproducing prokaryotes. They lead either saprophytic or parasitic life. The saprophytic forms are of great economic importance to man. The parasitic forms cause diseases in plants and animals including man. Size: Bacteria are very small organisms hardly visible under microscope. The smallest bacterium is Dialisier pneumosintes (0.15 [...]