Bio Scientists

Zacharias Janssen

1595
invented microscope
invented telescope
counterfeited coins

Robert Hooke

1665
coined the word cell
published "Micrographia"
designed an early compound microscope

Francesco Redi

1668
disproved spontaneous generation
one of the first scientists to use scientific method
first to say all life comes from life

Anton Van leeuwenhoek

1675
discovered bacteria and protozoa in rain water
"father of mircobiology"
discovered muscle fibers

Robert Brown

1831
discovered the nucleus
brownian motion
was a botanist who specialized in plant reproduction

Schleiden & Schwann

1839
Schleiden - all plants are made from cells
Schwann - all animals are made of cells
discovered pepsin, part of the digestive system

Rudy Virchow

1855
everything comes from another cell
discovered leukemia
he was an anti-Darwinism biologist

Von Kolliker

1857
discovered the structure of animal tissue
discovered mitochondria
one of the first to study embryo development

Robert Koch

1882
discovered causes of TB, Cholera and other diseases
discovered Koch's postulate
won the nobel prize for medicine in 1905

Ernst Ruska

1933
designed the electron microscope
wont the nobel prize for physics in 1896

Watson & Crick

1953
discovered the double helix in 1953
won the nobel prize for the double helix in 1962
used x-ray pictures from Rozzlyn Franklin