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.
Explanation: If the DNA strand started with guanine (g) the opposite of that would be cytosine (c) and with RNA instead of having thymine (t) there is uracil (u)