Answer:
Cells are the smallest units that are alive and capable of performing all three vital functions. ... In addition to performing the three vital functions, living things have in common that they are made up of a large number of cells.
Step-by-step explanation:
he reason we say that cells are alive is because they perform all the actions of living things: they are born, they grow, they reproduce, they feed and they die. The smallest unit of life is the cell.