Kangas joined Nightly Business Report in 1979; in 2003, his Stocks in the News segment earned a Financial Writers and Editors Award from the Medill School of Journalism at Northwestern University. In 2005, he won a Suncoast Chapter Silver Circle Award.
What Is a Malpighian Tubule? Malpighian tubules are organs within insects that excrete solid waste. Larvae of certain species of beetles use Malpighian tubules to produce silk.
In cell biology a centriole (centri- + -ole) is a cylindrical cell structure composed mainly of a protein called tubulin that is found in most eukaryotic cells.n cell biology a centriole (centri- + -ole) is a cylindrical cell structure composed mainly of a protein called tubulin that is found in most eukaryotic cells.