I think its free nitrogen
The Cell Will Shrink
Hypertonic solutions have less water ( and more solute such as salt or sugar ) than a cell. Seawater is hypertonic. If you place an animal or a plant cell in a hypertonic solution, the cell shrinks, because it loses water ( water moves from a higher concentration inside the cell to a lower concentration outside ).
Answer:
Wind
Explanation:
Commonly, a flower that uses wind as dispersion, tend to be:
Small
White of light colors
Produces a lot of pollen
Inconspicuous or indistinct
The reason behan the reason behind that is that they don't need to attract attention, they just need the wind to get rid of the flower and thus achieve propagation.