BIOL 1110 Lecture Notes - Lecture 24: Ion Exchange, Antonie Van Leeuwenhoek, Robert Hooke
Document Summary
Life is organized: cells first observe by robert hooke (plant cells) in 1660. Hooke coins name cell because they look like cells or rooms. Tartar from teeth: van fails to observe cellular reproduction. He helps to perpetuate the concept of spontaneous generation of life: what is or was spontaneous generation of life. Living organisms are going to arise from inanimate material. Theory holds sway for @ 2,200 years. His experiments leads to patterning of spon generation. 1600"s - had recipes for life - van halmont. He notes a circular object in the center of cells. In late 1830"s other ind observe a moving, translucent material that makes up majority of cells. Cytoplasm: 1839- schleiden and schwann : cell theory. 3 part presentation: all living things are composed of cells, cells are the basic unit of cile, cells arise only from other cells (life form life) Mitosis: cloning (making daughter cells identical to mother cells)
