A specialized bone cell that produces and deposits the matrix that is needed for the development of new bone and consists primarily of collagen fibers. Osteoblasts are formed from osteoclasts on the outer surfaces of bone and in bone cavities, and bone deposition takes place constantly in living bone. As new bone grows and hardens with the addition of calcium and phosphate, osteoblasts become embedded in the bone matrix and develop into osteocytes.
Making the world better, one answer at a time. Many animals live in Rome. The Brown Bear and European Lynx, which were thought to be extinct in Italy, have made a comeback. Other animals include Italian Deer, Italian Porcupine, Wild Boars, and over 70 species of birds, including seagulls, starlings, and the Hoopoe Bird.
Animals were very important to Egyptian farmers. Animals helped them with jobs like trampling in the seeds, pulling the plough, eating unwanted grain or wheat and providing the Egyptians with food and drink. They kept animals such as cattle, goats, pigs, ducks, cows, and geese. Further Information . Animals Gallery View the animals considered important to the ancient Egyptians. The Animals of Ancient Egypt. Animals of the River Nile Many different types of animals, birds, and fish all call the Nile River home. Animals and the Ancient Egyptian Gods