To study the living cells without staining, which of the following microscopes can be used?

The stain used for staining mitochondria of the cell is:

While observing a stained mount of onion peel under high power compound microscope, the central part of the cell does not take stain. Which of the following options correctly identifies this central part of the cell?

Which of the following is used to visualize live cells?

Which of the following is used for staining of lipids

Lignin (cell wall) is stained using

No cell can live without

No cell can live without

No cell can live without

Which of the following is a free-living microscopic nematode living in soil ?