Question

question 1-2
what is the smallest unit of an organism that is classified as living?
an organ
a cell
a molecule
an atom

Explanation:

In biology, cells are the basic building - blocks of life. They are the smallest units that can carry out all life - processes such as metabolism, growth, and reproduction. Organs are made up of cells, and molecules and atoms are non - living components that make up cells.

Answer:

B. a cell