Which statement regarding the differences between electron microscopy and light microscopy is false?
a. Images produced by electron microscopes are always black and white.
b. The higher resolution of electron microscopes is due to the fact that the wavelength by electrons is about one hundred thousand (1 x 105) times longer than the wavelength of visible light.
c. Viruses and other objects smaller than about 200 nm (0.2 µm) must be examined via electron microscopy.
d. Instead of using glass lenses, an electron microscope uses electromagnetic lenses.
Answer: b. The higher resolution of electron microscopes is due to the fact that the wavelength by electrons is about one hundred thousand (1 x 105) times longer than the wavelength of visible light.
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