Up until WWII, chewing gum was made of a substance called chicle mixed with flavorings. Chicle is a latex sap that comes from the sapodilla tree (native to Central America). In other words, chicle is a form of rubber. Just like rubber bands don't dissolve when you chew them, neither does chicle.
cause the production of myeloblasts and megakaryoblasts. a) Myeloblasts give rise to the granulocytes (eosinophils, basophils, and the neutrophils) b) Megakaryoblasts give rise . megakaryocytes which will become the . platelets. 3) Monoblasts will become monocytes which will
1 Myocytes (muscle cells) conduct signals and cause parts of the animal to contract.  2 Grey cells act as sponges' equivalent of an immune system.  Archaeocytes (or amoebocytes) are amoeba-like cells that are totipotent, in other words each is capable of transformation into any other type of cell. They also have important roles in feeding and in clearing debris that block the ostia.