Tissue (biology) parts of the plant. The complex tissue consists of more than one type of cells which work together as a unit. Complex tissues help in the transportation of organic material, water, and minerals up and down the plants. That is why it is also known as conducting and vascular tissue. The common types of complex permanent tissue are: Xylem and phloem together form vascular bundles. Xylem consists of: Xylem serves as a chief conducting tissue of vascular plants. It is responsible for the conduction of water and mineral ions/salt. Xylem tissue is organized in a tube-like fashion along the main
Sugary drink tax were estimated to be $147 billion a year in 2009. In the same year, the American Heart Association reported that the soft drinks and sugar sweetened beverages are the largest contributors of added sugars in Americans' diets. Added sugars are sugars and syrups added to foods during processing or preparation and sugars and syrups added after preparation. Excessive intake of added sugars, as opposed to naturally occurring sugars, is implicated in the rise in obesity. Philadelphia and Berkeley are the first two cities to pass a tax on sugary drinks in the U.S. Berkeley's tax of 1 cent/oz of sugary