General Microbiology Notes Lecture notes. Halophiles: Love high salt concentrations. Please sign in or register to post comments. This can stop growth long enough for the immune system to destroy cells. This course may be used to fulfill the elective requirements of the Biological … Pass Marks: 35. E.g spores require more time - Small single cell organisms - Cell wall composed on peptidoglycan - Can survive broad environmental range 2. Microbiology is the study of organisms too small to be seen by the naked eye. ... General Microbiology Lecture Notes Matter may be ions, molecules or atoms. Once the population has increased in sizequo rum sensing occurs where the bacterial cells sense (using AHL) they have a big enough population toinfect a bigger organism. The place of microorganisms in nature Eukaryotes and prokaryotes Scientific investigation and Discovery General properties of microorganisms Classification 2. This microscope configuration reducedoptical glare from the light source. Prokaryotic' Thus as cells numbersincrease nutrient levels decrease and wastes build uprestricting cell growth. (unique'to'archaea)', 'bacteria'have'ester