BIOL 1090 Lecture 3: Intro to cell biology Oct 24

• School: University of Guelph
• Department: Biology
• Course: BIOL 1090
• Professor: Mark Baker

Document Summary

Intro to the study of cell and molecular biology. Cells can only be seen through a microscope. Discovery of cells is credited to robert hooke. Curator of the royal society of london (age 27). First discovery of a cell on a piece of cork. First to examine a drop of pond water to find many small animalcules First to describe various forms of bacteria. Plants are made of cells and the embryo of all plants arises from a single cell (1838) Published report on the cellular basis of animal life (1839) All organisms are composed of one or more cells. The cell is the structural unit of life. Cells can arise only by division from a pre-existing cell. First culture of cells begun in 1951. By george and martha gey at johns hopkins university. Cells obtained malignant tumor of henrietta lacks (hela) Hela cells still being grown all over the world.