Mycoplasma genitalium, a parasitic bacterium that inhabits the primate bladder, waste disposal organs, reproductive organs, and respiratory organs, is considered to be the smallest known organism capable of independent growth and reproduction.
Is the virus the smallest organism?
What the German research team calls a "new nano-sized hyperthermophilic archaea" is smaller than the smallest known organism, mycoplasma. Still, it is larger than those semi-living viruses. April 2002
What is the smallest living thing in the human body?
Molecules are the chemical components of the structure of all bodies. A cell is the smallest unit in an organism that functions independently.
What is the smallest known cell in the world?
Mycoplasma are considered to be the smallest cells in the world. They are small bacterial cells that are grouped together and are called mycoplasmas.