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Hospital Laboratories Frequently Use Unfixed, Frozen Tissue Specimens Sectioned with a Cryostat

Question 8

Multiple Choice

Hospital laboratories frequently use unfixed, frozen tissue specimens sectioned with a cryostat for rapid staining, microscopic examination, and diagnosis of pathologic conditions. Besides saving much time by avoiding fixation and procedures required for paraffin embedding, frozen sections retain and allow study of what macromolecules normally lost in the paraffin procedure?


A) Carbohydrates
B) Small mRNA
C) Basic proteins
D) Acidic proteins
E) Lipids

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