Per NCERT, what does an ELECTRON microscope use to image cell structures at the nanometre scale — instead of visible light?
AA beam of ultraviolet light
BRadio waves
CA beam of electrons
DSound waves
Answer & Solution
Correct answer: C. A beam of electrons
Per NCERT §2.1, electron microscopes use electrons (much shorter 'wavelength' than light) to achieve nanometre-scale resolution.
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