The correct answer is segmentation. <span>The annelids also known as segmented worms, are bilaterally symmetrical invertebrate organisms. Their main characteristic is a segmented body. Annelid's body consists of segments that are identical (except the first and the last one), having the same sets of internal organs and external chaetae. Septa separate the segments and enable the annelids to change the shapes of individual segments, which facilitates movement by peristalsis (symmetrical contraction movement).</span>
Human stem cells haven’t specialized in to create an organ. This means that they can be manipulated to create a variety of organs for organ transplant and therefore lowers the risk of rejection
False if anything the fresh water would decrease
