BIOL130 Lecture Notes - Lecture 1: Great Salt Lake, Cytokinesis, Cell Membrane
28 Jan 2015
School
Department
Course
Professor
Document Summary
Robert hooke (1635-1703) initial ability to be able to see cells. He specifically found interest in slices of cork, round units packed together. They looked like empty units and called them cells : came up with the word cells. Ironic because he thought nothing was in them. But what he was really looking at was the dead cells. Worked with glass: worked on getting better and better lenses, huge improvement in quality of lenses, he made nearly 300x magnification possible. He would look at pond water underneath a microscope. People were able to see through the lenses more clearly and more accurately. 1833 robert brown (botanist: noticed that every plant cell contained a round structure, kernel" nucleus, first noticed the nucleus. 1838 matthias schleiden (another botanist: all plant tissues are composed of cells, embryonic plant always arose from a single cell.
