SiO2 is the basic building unit of silica.
To let water and minerals in and out of the cell.
one of the basic rock forming minerals
The basic unit of starch is glucose.
The ecosystem is the basic unit of biosphere.
The gene is the basic unit of heredity.
It's a basic unit of length.
what is the basic unit of work
A "cell" is the basic unit of data
The gram is the basic unit for mass
metre
the basic block of the silicate minerals are formed from rocks.