Kingdom: Animalia. This organism is part of the animalia kingdom because it is multicellular and has to obtain food by eating and digesting other organisms which means that they are heterotrophic. Their cells have a cell membrane but not a cell wall which is another characteristic of the animalia kingdom.
Standard Exterior Doors. Most building districts adhere to the International Residential Code, which requires the main entry door of a house to be at least 36 inches wide and 80 inches high. The IRC doesn't place restrictions on any other exterior door, however, and lumberyards stock other sizes. The most common widths are 28, 30 and 32 inches. Exterior doors seldom are shorter than 80 inches, but you can find doors 7 and 8 feet in height.
The height of common doors is 6 feet 8 inches. The standard height of the rough opening for a door is the door height plus 2 5/8 inches.The additional room allows for a 3/4-inch top jamb, a shim space above the door jamb and the thickness of underlayment and finish flooring.he height of common doors is 6 feet 8 inches. The standard height of the rough opening for a door is the door height plus 2 5/8 inches.