Answer:
Step-by-step explanation:
Schleiden was a botanist and Schwann was a physiologist.
According to the cell theory, schleiden and Schwann both had the idea that animals and plant matter are constructed from cells. Schleiden had stated that plant tissue were composed of cells and schwann determines that same idea for the animals tissue. Schleiden slightly disagree with Schwann and believed in free-cell formation.
Cell theory states that all living organisms are composed of one or more cells. This theory is proposed by Schleiden and Schwann and and formulated 1839.