An explanation of how cells make up tissues which in turn make up organs. The diversity of cells in the human body is mentioned. Using muscle cells as an example, it is then explained how cells ...

An explanation of how cells make up tissues which in turn make up organs. The diversity of cells in the human body is mentioned. Using muscle cells as an example, it is then explained how cells ...

as explained below. The ability of stem cells to constantly generate new tissues has to be co-ordinated with the needs of the whole organism. If stem cells do not divide frequently enough ...

These attacks happen suddenly when there's a buildup of uric acid, a chemical found naturally in your body's tissues. It's also in many foods, such as meat and shellfish. Normally, uric acid ...