6.5% on the net earnings of the company derived from doing business in Tennessee. Franchise (state) 0.25% of the greater of net worth or real and tangible property in Tennessee (minimum $100) Property (local) The 2017 property tax rates in Tennessee range from $0.9684 to $7.3814 per $100 of assessed value. Sales (state) The sales tax rate on food is 4%.
Gas exchange occurs in the lungs. The lungs consist of sacs called alveolus which exchanges oxygen and carbon dioxide to allow for respiration to occur.
The lungs' intake of oxygen and removal of carbon dioxide is called gas exchange. Gas exchange is part of breathing. Breathing is a vital function of life; it helps your body work properly. Other organs and tissues also help make breathing possible. (For more information, go to The Respiratory System section of this article.)