the science calorie (little c) is a measure of heat energy the food calorie (big C) is a measure of energy that we burn, but it is equal to 1,000 science calories so 1 big C is equal to 1,000 little c's.
Protists are a group made up of protozoa, unicellular algae, and slime molds. We will concentrate on the animal portion of this group: the protozoa (proto = first, zoa = animals).
[prÅâ²tÉzÅâ²Én] pl. protozoa. Etymology: Gk, protos + zoon, animal. a unicellular protist that ingests food. Protozoa include free-living forms, such as amebas and paramecia, as well as parasites.Approximately 30 protozoa are pathogenic to humans, including Plasmodium, which causes malaria, and Trypanosoma, which causes sleeping sickness.See also mastigophora. protozoal, protozoan, adj.prÅâ²tÉzÅâ²Én] pl. protozoa. Etymology: Gk, protos + zoon, animal. a unicellular protist that ingests food. Protozoa include free-living forms, such as amebas and paramecia, as well as parasites.