22.-26 Fill in the blank. The Cell Theory states:
All
things are composed of
are the basic unit of structure and
in living things.
New cells are created from



Answer :

Answer:

By the late 1830s, botanist Matthias Schleiden and zoologist Theodor Schwann were studying tissues and proposed the unified cell theory. The unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells.