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
The embryonic seed will fold itself around and turn into 3 different cell types: endoderm, mesoderm and ectoderm. Some of the cells that are still connected to the amnion cells and the developimg placenta cells, will then grow into an umbilical cord.