Is another category of pathogen single or multi-celled parasitic organism.
Fungi
Single-celled , often beneficial micro-organisms, some of which can cause diseases, such as syphilis, by releasing toxins.
Bacteria
A germ that causes disease
Pathogens
A highly contagious STD cause by the bacterium Neisseria gonorrhoeae.
Gonerrhea
An infestation of pubic lice.
Pediculous
Are intracellular parasites that are classified as bacteria.
Rickettsia
An STD caused by the Bacterium Treponema Pallidum.
Syphilis
Tiny, single-celled organisms that produce toxins that cause disease.
Protozoa
The most common bacterial STD in the U.S.
Chlamydia
A viral infection of the liver.
Viral Hepatitis
Smallest known pathogen
Viruses