One of the differences that is noticeable in a very comparison of viruses and bacteria could be the height and width of the microorganism. Viruses less complicated smaller than bacteria. A typical virus is between 20 and 400 nanometers, while a bacterium can be as large as 1000 nanometers. The smallest bacteria are generally visible having a light microscope, while viruses require an electron microscope for observation. When a mixture of different substances is rotated at extremely high speeds within a closed path (in your case a closed container), substances of higher mass often go on to the outermost path and lighter particles experience the nearest to rotating axis. The same principle can be used in centrifuge oil cleaning. Very little is known regarding the reproductive habits of those cats. It is believed that the Asiatic cheetah tends to breed during the mid-winter months. Females are thought to possess one to four cubs during a period, but average two cubs at the same time. It is considered that cubs reach independence at about eighteen months old. It is estimated that approximately 50 to 75 percent of cubs do not live more than three months.