air
The human heart.
The smallest country in the world by both area and population is Vatican City.
The cell is the smallest living thing and an atom is the smallest non-living thing.
what is the smallest living thing microbiology will study
Bacteria is the smallest thing that can be seen using a microscope.
This smallest "thing" is the atom.
the smallest thing
the smallest gosselin in earth is a thing or kinetic thing live in Korea and it is called anmoresella
The smallest thing a biologist studies would be cells. Smaller than that you get into biochemistry.
Quorts
cells
it is atom