CELL : STRUCTURE & FUNCTION /PPT A cell is the structural functional unit of life .

cell ( anatomy and physiology)

1. Presented by- Rajlakshmi

2. Robert Hook (1665)- observed of a thin slice of Crook (dead plant cell ) with a microscope. He describe what he observed “ little Box(Cell) Anton van leeuwen Hoek- He was the first person to observe living cell. Cell theory- the cell theory be Schawann & Schleiden and determined cell by Rudolf Virchow Mathias Schleiden (1883)- Calculated that all plants composed cell. Theodor Schwann (1855)- Calculated that all animal Schwann composed of cell.

3. Rudolf Virchow (1855) – determined dead cells comes from other cells. The cell are the body smallest functional unit . They are group together from tissue each of which has specialized function. ex.- Blood , Muscles, Bone