All species share a common ancestor and that change occurs over time
The correct answer is cells.
Some organisms are single-celled, and are only made up of once cell.
But most complex organisms are made up of billions and billions of cells.
All living creatures are composed of at least one cell.
As a barrier island, Palm Beach faces harsh winds and storms directly, with no real defense against erosion. In their efforts to save the coastline, coastal residents have options to consider, including the use of steel groins and sea walls, and the cultivation of sand dunes.