Question

Arrange the following discoveries regarding cell in the chronological order from oldest to latest.

• A. Cell from cork
• B. Microscope
• C. Nucleus
• D. Protoplasm
• E. Cell theory

Answer 1

In 1665, cell was discovered by Robert Hooke using primitive microscope. In 1674, Leeuwenhoek improvised and created simple microscope. In 1831, Robert Brown found the nucleus in a cell. In 1839, Purkinje coined the term protoplasm. In 1838 and 1839, Schleiden and Schwann explained the cell theory.