The Artstor website will be retired on Aug 1st. The Journal of Parasitology Vol. 15, No. 3, Mar., 1929 The Protozoa of the Human Mouth. Preside... The Protozoa of the Human Mouth. Presidential Address ...

Human rights are under assault [...] This year’s theme reminds us that human rights are about building the future — right now [...] We must stand up for all rights — always." UN Secretary ...

It discusses various types of microorganisms, such as protozoa, bacteria, and fungi, and their functions, including decomposition of organic matter and nitrogen fixation. The film illustrates how ...