BIOL 101 Chapter Notes - Chapter 3: Mitochondrion, Ganglioside, Genetic Disorder
Document Summary
Studying bacteria can teach us about our own cells. All cells are descendants of the first cell . If it doesn"t contain one or more cells, it"s not alice. The origin of life was marked by the origin of cells. Named them cells after the small rooms monks slept in. Looked at many other organisms and noticed that if he zoomed in enough, all. 1660s: robert hooke built his own microscope and used it to look at a piece of cork organisms were made up of cells. Cells are tiny: most are between 1-100 micrometers. The bigger the cell, the harder it is to move molecules to where they are needed. Pathology: branch of medicine that looks at cells under the microscope to help diagnose. Exception: some algae cells can be seen with the naked eye. Size is limited by the surface area to volume ratio.
