The U.S. tax system, which the IRS oversees and administers, is based on the principle of voluntary compliance. Duties and Powers. The IRS is responsible for enforcing the Internal Revenue Code (U.S.C.A. tit. 26), which codifies all U.S. tax laws.
Baleen: Also known as whalebone, baleen is a filter-feeder system inside the mouths of whales in the Mysticeti suborder. Plates of keratin grow from the gums of the upper jaw. When the whales feed, they take in large amounts of food-rich water and then use baleen to filter out the water while retaining krill.ifferent species of whales vary drastically in terms of both size and weight. Baleen whales in the Mysticeti suborder are generally larger than those of the Odontoceti suborder. The Mysticeti group includes the blue whale (Balaenoptera musculus)âthe largest animal ever to live on the planet.
Whales and barnacles Help for the whales Barnacles are known as hitchhikers. Have you ever seen a whale with white patches on it, well if so, you've also seen barnacle. Barnacles are actually very helpful to whales. The relationship that they have is mutualism. They attach on to them and they eat the algae and the other harmful things on them. The whales don't mind the barnacles because the whale acually benefits off the barnacles. Barnacles are benefited because they eat the things that are on the whale. Some say that these little helpers are parasites because they are harming the whale, when really they are helping them. Whales travel around the ocean and attract a lot of algae and other harmful things to them.