Rough Endoplasmic Reticulum (RER)in the Cell Cytoplasm Is Intensely Stained

question 8

Multiple Choice

Rough endoplasmic reticulum (RER) in the cell cytoplasm is intensely stained by hematoxylin because hematoxylin:

• A) Attaches to lipids in RER membranes
• B) Binds readily to RNA
• C) Catalyzes the precipitation of ribosomes into a dense,readily stained matrix
• D) Is an acid dye and binds to acidophilic ribosomal proteins
• E) Reacts with carbohydrate molecules of integral membrane proteins

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