There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
Did you know?
Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Mary Cassatt, Study for In the Loge.
The Abecedarian study was designed to help very low-income African American children prepare for ...
The areas in which reading-associated increases in activity were observed in the fMRI study of ...