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).
Protozoa. Protozoa are an exceedingly diverse group of single celled, eukaryotic organisms. Pathogenic protozoa are referred to as parasites and cause a wide array of clinical diseases. They are broadly divided into: Intestinal protozoa e.g. Entamoeba histolytica, Giardia lamblia and Cryptosporidium parvum.rotozoa. Protozoa are an exceedingly diverse group of single celled, eukaryotic organisms. Pathogenic protozoa are referred to as parasites and cause a wide array of clinical diseases. They are broadly divided into: Intestinal protozoa e.g. Entamoeba histolytica, Giardia lamblia and Cryptosporidium parvum.