4.7 out of 5 stars (8,929) IMDb 9.2/10. See how it all started! Season One of HBO's hit series 'The Sopranos' takes a realistic, darkly humorous look at members of a suburban New Jersey family, whose patriarch Tony Soprano happens to be a mob boss. James Gandolfini stars.
By Regina Bailey. Organisms are classified into three Domains and into one of six Kingdoms of life. These Kingdoms are Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia. Organisms are placed into these categories based on similarities or common characteristics. Some of the characteristics that are used to determine placement are cell type, metabolism, and reproduction. Below is a list of the six Kingdoms of life and information on a few organisms in each category.
Linnaeus used this as the top rank, dividing the physical world into the plant, animal and mineral kingdoms. As advances in microscopy made classification of microorganisms possible, the number of kingdoms increased, five and six-kingdom systems being the most common. Domains are a relatively new grouping. The three-domain system was first proposed in 1990, but not generally accepted until later.