Introduction and basics

• Cell is a Latin word for 'a little room'
• This is a compound microscope

  
• Cells were first discovered by Robert Hooke In 1665. he observed cells in a cork slice with a primitive microscope.
• Robert Brown in 1831 discovered nucleus of the cell
• Prukinje In 1839 coined the term 'protoplasm' for the fluid substance of the cell.
• Cell Theory

  1 ) All organisms are made up of one or more cells.

  2)Cell is the structural, and functional unit of life.

  3) All cells arise from pre existing cells.

  4) Cells differ in shape.
• Prokaryote vs Eukaryote