• Hans & Zacarías Janssen

    Produce 1st compound microscope
  • Robert Hooke

    First to call spaces in cork “cells”
  • Antón van Leeuwenhoek

    Observed living cells through simple microscopes
  • Mathias Shleiden

    Discovered plants are made of cells
  • Theodor Schwann

    Discovered that animals are made of cells
  • Rudolph Virchow

    Stated living cells come from other living cells

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