I believe that the basic unit of structure and function in protists and monerans is the cell. This is because cells are basic unit of structure and function of all living things. A cell is the smallest unit of life, it is the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed.
<span>A. The African plate is breaking apart to form two separate plates.</span>
Speciation is not a mechanism of microevolution.
1) if a plant cell then a cell wall