Question

To study the details of protein molecules on the surface of a cell, a biologist would likely use a

Answer 1

Proteins are very small so to see them you would need a powerful microscope. Light microscopes - like the compound 'scope and the dissecting 'scope won't cut it. And as for the difference between transmission electron microscopes TEMs and scanning electron microscopes (SEMs), TEMs bounce a beam of electrons off a slice or cross section of a sample. SEMs bounce a beam of electrons off the surface of a sample and reconstruct the surface details, depending on how the electron beam refracts...