Final answer:
The correct answer is A. immunofluorescence microscope. This type of microscope allows the observation of fluorescently-labeled antibodies bound to specific proteins in cells, enabling visualization of protein locations.
Step-by-step explanation:
The microscope that uses antibodies that glow to reveal the location of a protein in a cell is the immunofluorescence microscope. This method, known as immunofluorescence, involves staining antibodies with a fluorochrome. When these antibodies bind to the target protein within the cell, they emit fluorescence upon excitation with a specific wavelength of light, often in the UV range. This technique allows researchers to visualize the precise location of proteins within cells, which is pivotal for understanding cell structure and function.
Different types of microscopes, such as the transmission electron microscope (TEM) or the scanning electron microscope (SEM), utilize electron beams to create high-resolution images of cellular structures. However, they do not have the capability of visualizing specific proteins using fluorescently-labeled antibodies the way an immunofluorescence microscope does. Other types of light microscopy, such as brightfield, darkfield, and phase-contrast microscopes, also lack the specialized functionality to visualize fluorescently-labeled proteins.