Question

The use of an electron microscope would most benefit the study of

Answer 1

I do not know what the options are, but you should choose something really small. Electron microscopes use a different technology than light microscopes. They use electron beams which gives them a higher resolution and magnification.

These might be some options:

Microorganisms (general)

Cells / cell interior

Hope it helped,

BioTeacher101

(If you have any questions feel free to ask them in the comments)