Question

question 2. a lab technician needs to determine whether cells in a test tube are prokaryotic or eukaryotic. she has access to the following dyes: indicator dye test acridine orange stains dna & rna osmium tetraoxide stains lipids eosin stains cell cytoplasm nile blue stains cell nuclei which dye would be most useful to determine whether the cells are prokaryotic or eukaryotic? a acridine orange b nile blue c osmium tetroxide d eosin

Explanation:

The key difference between prokaryotic and eukaryotic cells is the presence of a nucleus in eukaryotes. Nile Blue stains cell nuclei. Staining with Nile Blue can show if a nucleus is present, helping to distinguish between the two cell - types.

Answer:

B. Nile Blue