According to Simpson, protists can be photosynthetic or heterotrophs (organisms that seek outside sources of food in the form of organic material). In turn, heterotrophic protists fall into two categories: phagotrophs and osmotrophs.
Questions asked by the same visitor. The most widely used index for magazine articles is the. Weegy: The Article Index User: The most widely used index for magazine articles is the Periodical Reference GuideReaders' Guide to MagazinesReaders' Guide to Periodical Literature. Weegy: Answer is Readers' Guide to Periodical Literature (More).
The 20 BIGGEST Magazines Of 2010 So Far (PHOTOS) The Audit Bureau of Circulation released its preliminary figures for magazine circulation in the first half of 2010 on Monday. As usual, the AARP magazine had the highest circulation by far. However, the overall news for the industry wasn't so good: total circulation fell by 2.3%. Below, see the 20 magazines with the biggest circulation in the first half of the year.