however for some women there are consequences and some are more serious than others weight gain this is a fairly common occurrence with period related water retention some women will not gain anything at all but on average the typical woman will gain 1 6 pounds however it could be as many as 10 pounds for other women
1 The history, development and use of the light and electron microscope 3 star(s) Electron microscope also helps us to see deep into the specimen and view the organells. Scientists have taken advantage over this by breaking up cells to get organells and find their functions and properties. 2  Microscopy.
Electron Microscope. Continued from page 1. History of Early Light Microscopes. The introduction of the electron microscope in the 1930's filled the bill. Co-invented by Germans, Max Knoll and Ernst Ruska in 1931, Ernst Ruska was awarded half of the Nobel Prize for Physics in 1986 for his invention.