They are both the same and different in some way. But, if you're looking for the similarities, they both "rebulid" the environment that has been damaged by nature itself or by humans. The only difference is Primary succession takes longer than secondary succession. I hope this helped! :-)
<span>Flowering plants (angiosperms) have a more reliable method of pollination than gymnosperms. Flowering plants use animals and insects while gymnosperms rely on wind for pollination. </span>
C which fixture we use in our house.
The shower uses more water than the faucent hope this helps