Question

Cell theory states that all living things are made out of cells. Which is NOT made

of cells?
O
tree bark
O
soil bacteria
O
fingernails
O
river water

Answer 1

Tree bark is made up of plant cells
Soil bacteria is made up of prokaryotic cells
Fingernails are made up of cells.
Hence the only possible option is river water which is made up of H2O along with other microorganisms