Which scientist stated that all animals are made of cells?
Understand the Problem
The question is asking about a specific scientist who proposed that all animals are made of cells. This refers to a foundational concept in biology known as the cell theory.
Answer
Theodor Schwann
Theodor Schwann, an anatomist and physiologist, stated in 1839 that all animals are made of cells.
Answer for screen readers
Theodor Schwann, an anatomist and physiologist, stated in 1839 that all animals are made of cells.
More Information
Theodor Schwann, along with Matthias Schleiden who made similar assertions about plants, contributed significantly to what is now known as the cell theory.