Question: with respect to microscopy which of the following statements is...

With respect to microscopy, which of the following statements is NOT true?

	The combination of a 40× optical lens and a 10× optical lens produces 400× C. amplification in bright-field light microscopy.
	Two proteins can be visualized simultaneously using fluorescence microscopy.
	Eosin is a common fixative to prepare specimens for microscopy.
	Phase contrast and differential interference contrast (DIC) do not require staining.