A major breakthrough in the study of cells came with the development of electron microscope. This is because

Options

A. The resolution power of the electron microscope is much higher than that of the light microscope
B. The resolving power of electron microscope is 200- 350 nm as compared to 0.1 -0.2 nm for the light microscope
C. Electron beam can pass through thick materials whereas light microscopy requires for the light microscope
D. The electron microscope is more powerful than the light microscope as it uses a beam of electrons which as wavelength much longer than that of photons

Answer

A