Question

How did scientist know that every living thing is composed of cells and that the cell is the basic unit of life?

Answer 1

as scientist know that every living thing is composed of cell and that the cell is the fundamental unit of life by doing some of the experiments by the scientist robot hooke and anti lwenhookemany of their....

Answer 2

Cells as Building Blocks. A cell is the smallest unit of a living thing. A living thing, whether made of one cell (like bacteria) or many cells (like a human), is called an organism. Thus, cells are the basic building blocks of all organisms.