There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Did you know?
The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.
Did you know?
Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.
Did you know?
Green tea is able to stop the scent of garlic or onion from causing bad breath.
The Olfactory System
Male Reproductive System - Semen
Sensory systems and Endocrine system
The central nervous system is composed of the brain and the spinal cord
The Muscular System (Anterior View)
Main components of the human endocrine system and the effects of their secretions