A eukaryote is any cell or organism that possesses a clearly defined nucleus. Eukaryotic cells form the foundation of complex, multicellular life, including apple trees, mushrooms, fish and humans.

Scientists apply principles of math and physics to unravel the mystery of how the endoplasmic reticulum, an organelle vital ...

At the top of the hierarchy are specialized stem cells that produce nitric oxide (NO), which they use to manipulate the ...