AP BIOLOGY

Detailed explanation-1: -Initially discovered by Robert Hooke in 1665, the cell has a rich and interesting history that has ultimately given way to many of today’s scientific advancements.

Detailed explanation-2: -The ideas of all three scientists-Schwann, Schleiden, and Virchow-led to cell theory, which is one of the fundamental theories unifying all of biology.

Detailed explanation-3: -Matthias Schleiden, a German botanist, and Theodor Schwann, a British Zoologist formulated the cell theory in the mid-nineteenth century. In 1838 Schleiden was the first to state that cells are building blocks of plants. These discoveries led to the formulation of cell theory.