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 Watchtower has a circulation larger than any other magazine in the world. Each issue has a print run of more than 42 million copies. Awake! is second, with a circulation of 41 million copies each issue. Both magazines are published by Jehovahâs Witnesses and are distributed in 236 lands. How do other publications compare? According to The Association of Magazine Media, the top U.S. paid-for magazine is published by AARP, an organization that targets people over 50 years of age.