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 Mesenchymal stem cells (adult stem cells) from the bone marrow that give rise to stromal cells, fat cells, and types of bone cells. 2  Epithelial stem cells (progenitor cells) that give rise to the various types of skin cells.  Muscle satellite cells (progenitor cells) that contribute to differentiated muscle tissue.