cell theory timeline

Events

invention of microscope

1590

Zacharias Janssen invented the microscope

cells discovered

1665

Robert hook first discovered cells on cork

the start of plant cells

Approx. 1680

Anton Van Leeuwenhoek started observing plants

nucleus in plant cells

1833

Robert brown found a nucleus in plant cells

Discovered all plants are made of cells

1838

Matthias Schleiden came to the conclusion that plants are made of cels

conclusion of cells

1839

Theodor Schwann came to the conclusion that all living things are made of cells

animal cells

1839

Theodor schwann discovered that all animals are mad of cells

new cells

1840

Albrecht von Roelliker discovered that sperm and eggs are also cells

reworking the cell theory

1845

Carl Heinrich Braun reworked the cell theory calling cells basic units of life

3rd part to cell theory

1855

Rudolf Virchow discovered that all cells come from other cells.