ADP (adenosine diphosphate)
Seafloor spreading occurs at divergent plate boundaries. As tectonic plates slowly move away from each other, heat from the mantle's convection currents makes the crust more plastic and less dense. The less-dense material rises, often forming a mountain or elevated area of the seafloor.
A possible purpose is to find out whether an offspring has a genetic disorder of some sort. #markbrainlyest
Unicellular organism: prokaryotic organisms and eukaryotic organisms