Practice question

Question

From the following statements: (A) Coloured images can be obtained by transmission electron microscopy by fluorescent labelling of the specimen (B) Scanning electron microscopy requires sectioning of the sample (C) Confocal microscopy uses optical methods to obtain images from a specific focal plane and excludes light from other planes (D) Differential-interference microscopy relies on interference between polarized light due to differences in the refractive index of the object and surrounding medium (E) Visualization in epifluorescence microscopy requires staining by heavy metal atoms Choose the combination with two correct and one incorrect statements.