Methods of studying the structure and function of cells ? Q&A - 1

Question:Acidic dyes such as eosin and acid fuchsin have a net negative charge at the pH of usual staining solutions. Therefore they bind to many cellular proteins that have a net positive charge. Give some regions of a liver cell that might be acidophilic.?

Answer: The cytoplasm, mitochondrial matrix, and inside the smooth endoplasmic reticulum; all regions have a high protein content.