Measures of Disease Frequency ï° Incidence (I): Measures new cases of a disease that develop over a period of time. ï° Dictionary: âThe number of new health-related events in a defined population within a specified period of time.
Protists were traditionally subdivided into several groups based on similarities to the higher kingdoms: the unicellular animal-like protozoa, the plant-like protophyta (mostly unicellular algae), and the fungus-like slime molds and water molds.mong the pioneers in the study of the protists, which were almost ignored by Linnaeus except for some algae, were Leeuwenhoek, O. F. Mueller, MÃ¼ller. C. G ehrenberg And Felix. FÃ©lix dujardin the first groups used to classify microscopic organism Were the animalcules And. the infusoria
Let's proceed towards taking a look at the various kinds of protists that exist in the Earth's biosphere. Different Types of Protists As mentioned above, the three broad types of protists are those that are plant-like, those that are animal-like and those that are fungus like. Now, these three broad categories can be scientifically sub classified under the following five super categories, each of which are divided into several subcategories:-