Within multicellular organisms, tissues are organized communities of cells that work together to carry out a specific function. The exact role of a tissue in an organism depends on what types of ...

This type of signaling is especially important to the structure and function of tissues. Various signaling molecules allow the cells within a tissue to share information about internal and ...

Their structure is adapted to their function. They are often grouped together with other similar cells in tissues. Root hair cell They absorb water and minerals. A long thin 'hair' extends from ...

The figure shows a connective tissue cell in which the adhesion protein talin has been modified. As long as no laser light with a suitable wavelength is switched on, the cell forms normal adhesion ...

Mesenchymal stem cells are the source of new bone, cartilage, and connective tissue cells ... specific characteristics of their reproductive function. Finally, there are ES cells, derived from ...

Your immune system affects more than just infections. Discover how it shapes energy, aging, and overall health—and how to strengthen it.