Answer: Linus Pauling
Step-by-step explanation:
Linus Pauling is known for his excellent contributions to understanding the structure of proteins.
Unlike Linus Pauling, the rest mentioned contributed to the development of cell theory.
Theodor Schwann - stated that animals are made up of cells
Rudolph Virchow - stated that cells emerge from previously existing cells
Robert Hooke - worked on the bark of oak tree, and discovered its contained 'rooms', later called cell.
Matthias Schleiden - stated that plants are made up of cells