Shelf Life: Canola Carrier Oil is very stable; users can expect a shelf life of 6 months to 1 year with proper storage conditions (cool, out of direct sunlight). Refrigeration after opening is recommended.
*Hans and Zacharias Janssen had to first develop the microscope before cells could be discovered. Robert Hooke then discovered empty, dead cork cells in tree bark. Anton van Leeuwenhoek discovered the existence of living cells and is sometimes given credit for the microscope. 5. List the three parts of the cell theory.
Schwann recognized the cell as the basic unit of animal structure. He advanced thecell theory in plants and took the theory over to animals. In 1839 Schwann proposed that all â¦organisms are composed of cells. Together with Matthias Schleiden he formulated the cell theory of life.