Which of these statements about light microscopes and electron microscopes is NOT true?

you can use light microscopes to observe both living and nonliving cells; you can use electron microscopes to observe only nonliving cells.

Light microscopes use visible light rays; electron microscopes use beams of electrons.

Preserving and staining samples for use with light microscopes is necessary; preserving and staining samples for use with electron microscopes is optional.

Question

Which of these statements about light microscopes and electron microscopes is NOT true?

you can use light microscopes to observe both living and nonliving cells; you can use electron microscopes to observe only nonliving cells.

Light microscopes use visible light rays; electron microscopes use beams of electrons.

Preserving and staining samples for use with light microscopes is necessary; preserving and staining samples for use with electron microscopes is optional.