Cell

Robert Hooke

Jul 18, 1635

First to ever use. Used a compound. Looked at cork- plant weather

Leeuwenhoek

Sep 17, 1674

first to see life in pond H2O

T. Schwann

Jan 1, 1810

All animals are made of cells

M.Schleiden

Jan 1, 1838

-all plants are made of cells
- since all plants and all animals are made of cells

Alexander Carl Heinrich Braun

Jan 1, 1845

Basic unit of life is cell