There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Did you know?
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Did you know?
According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
How difficult is it for children to learn to speak two languages?