Question

why are only some of the cells stained? scroll down to select the correct answer. a) the nucleus of pink cells is decomposed b) the pink dye penetrates dead cells c) the pink dye stains all cells d) the pink dye stains cells that were exposed to ex - p

Explanation:

This relates to cell staining principles, where certain dyes like the pink one here (such as trypan blue, a common dead-cell stain) can only cross the damaged cell membranes of dead cells, while live cells' intact membranes block the dye, leaving them unstained. This is why only some cells are stained.

Answer:

b) The pink dye penetrates dead cells