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Found Nucleus 4 times.

Displaying results 1 to 10.

1. Nucleus (atom)
An atom's core; contains protons and one or more neutrons (except hydrogen, which has no neutrons).

2. Nucleus (cell)
The largest, most prominent organelle in eukaryotic cells; a round or oval body that is surrounded by the nuclear envelope and contains the genetic information necessary for control of cell structure and function.

3. Nucleus (pl. nuclei, adj. nuclear)
The cellular organelle in eukaryote s that contains the genetic material. Diameter is usually 5 micrometers. Plural: nuclei.

4. Nucleus pulposus
This is the semifluid mass inside a ring of fibrous tissue (anulus fibrosus) of the intervertebral disc. Nucleus pulposus acts like a shock absorber for axial forces, and also facilitates turning and bending motion of the vertebral column.

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