Cell Theory and Scientists

Anton van Leeuwenhoek

• observed cells within pond water and created stronger and better lenses for microscopes

• discovered the structure of DNA

• developed the theory of evolution

• invented the first electric microscope

Matthias Schleiden

• German botanist who was the first to view PLANT cells

• German physicist known for his work on electricity

• French chemist who discovered oxygen

• British naturalist who developed the theory of evolution

cell theory

• The theory that all living organisms are composed of units called cells, that cells are the basic structure and function of living things, and that all cells come from other living cells

• The idea that cells are the smallest unit of life and cannot be divided further

• The concept that all cells are identical in structure and function

• The belief that cells can spontaneously generate from non-living matter

Robert Hooke

• an English physicist who first observed cells under a microscope and gave them their name

• a famous painter known for his landscapes

• a mathematician who developed calculus

• a biologist who discovered the structure of DNA

Rudolf Virchow

• German physician who said ALL cells come from other cells

• French biologist known for his work on evolution

• Italian anatomist who discovered blood circulation

• British scientist who proposed the germ theory of disease

Theodor Schwann

• German zoologist who first views ANIMAL cells

• French botanist known for plant cell theory

• American microbiologist who discovered penicillin

• British naturalist who proposed the theory of evolution

cell

• the basic unit of structure and function for living things

• a type of organelle found in eukaryotic cells

• a small structure that carries genetic information

• a unit of energy in biological systems