Biology teacher

  Cell Theory and Overview of Cell – Easy NEET Notes (Line by Line) Schwann’s Contribution (1839) Theodor Schwann (1839) was a German zoologist . He studied different types of animal cells . He observed that animal cells have a thin outer covering . This outer covering is now called the plasma membrane (cell membrane) . Schwann also studied plant tissues . He found that plant cells possess a cell wall outside the plasma membrane. He concluded that the cell wall is a unique feature of plant cells . Based on his observations, Schwann proposed that: Plants and animals are made up of cells. Cells and their products form the body of organisms. NEET Point ✅ Schwann discovered the importance of the plasma membrane and recognized the cell wall as a characteristic feature of plant cells . Formation of Cell Theory Matthias Schleiden studied plant cells. Theodor Schwann studied animal cells. Together, Schleiden and Schwann formulated the Cell Theory . Main Idea ...