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?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
Did you know?
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
Classes of dinosaurs
Fall
Fall
Lab: Learn Echninodermata Classes
Selected Members of the Classes of Neurotransmitters