Intramembraneous ossification starts in connective tissue from mesenchymal cells that become osteoblasts. These osteoblasts cluster togehter into an ossification center. Endochondral ossification starts with a hyaline cartilage template. Mesenchymal cells become osteoblasts and begin forming bone around the cartilage.
Noun. 1. farm bill-a statute that would regulate farm production and prices.oun. 1. farm bill-a statute that would regulate farm production and prices.
Pecos Bill. For other uses, see Pecos Bill (disambiguation). Pecos Bill is a cowboy, apocryphally immortalized in American folklore set in the Old West during American westward expansion into the Southwest of Texas, New Mexico, Southern California, and Arizona.