New advances allow scientists to study DNA, RNA, and gene activity in individual cells rather than in bulk tissue samples.

That includes the skin, heart, breasts and more. The current cell map not only charts the many types of human cells, but it ...

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 ...

Examples of multicellular organisms include animals and most species of plants. The following diagram shows the variety of human cell types.

There are three basic types of photovoltaic cells: mono-crystalline cells, polycrystalline cells, and amorphous cells. Crystalline silicon is the most common material for commercial applications. It ...