1 Be prepared to spend at about 3-4 hours a day with a single adult cat and more time for kittens.  How to Prepare Your Budget for Cat Adoption - Being a good caring cat owner involves many things that don't affect your wallet, like your time and love, but there are certainly costs to plan for.
Common Taxonomic Divisions. The scientific system of classification divides all living things into groups called taxa (singular, taxon). Plants are in the kingdom of Plantae. Other kingdoms include Fungi, Protista (one-celled organisms including yeasts, bacteria, and protozoans), and Animalia (animals).
From Wikipedia, the free encyclopedia. A phylogenetic tree based on rRNA data, showing the separation of bacteria, archaea, and eukaryotes. The three-domain system is a biological classification introduced by Carl Woese et al. in 1977 that divides cellular life forms into archaea, bacteria, and eukaryote domains.o reflect these primary lines of descent, he treated each as a domain, divided into several different kingdoms. Woese initially used the term kingdom to refer to the three primary phylogenic groupings, and this nomenclature was widely used until the term domains was adopted in 1990.