The Democratic-Republican Party was the American political party in the 1790s of Thomas Jefferson and James Madison formed in opposition to the centralizing policies of the new Federalist party. It came to power in 1800, and dominated national and state affairs until the 1820s, when it faded away.
Spongy bone of the diaphysis is transformed into compact bone the activity of osteoclast (remove bone and widen marrow cavity). Osteoblast lay down concentric lamellae of bone making the Haversain system [structural unit of bone].
Weak bones, or osteoporosis, happen when the bones in the body are weak and can break easily. Weak bones happen when the amount of bone loss in the body is larger than the amount of bone gain.Bones can get weak slowly over time. Often a person does not know they have weak bones until a bone breaks.eak bones, or osteoporosis, happen when the bones in the body are weak and can break easily. Weak bones happen when the amount of bone loss in the body is larger than the amount of bone gain.Bones can get weak slowly over time. Often a person does not know they have weak bones until a bone breaks.