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www.definitions.net/definition/nucleus

Definition of nucleus in the Definitions.net dictionary. Meaning of nucleus. What does nucleus mean? Information and translations of nucleus in the most comprehensive dictionary definitions resource on the web.

www.dictionary.com/browse/nucleus

The protons and neutrons are arranged in the nucleus in energy levels known as shells analogous to those of the electrons orbiting the nucleus. The number of protons in the nucleus determines the atom's atomic number and its position in the Periodic Table. See more at atom.

www.audioenglish.org/dictionary/nucleus.htm

Definition of nucleus (nuclei) in the AudioEnglish.org Dictionary. Meaning of nucleus. What does nucleus mean? Proper usage and pronunciation (in phonetic transcription) of the word nucleus. Information about nucleus in the AudioEnglish.org dictionary, synonyms and antonyms.

en.wikipedia.org/wiki/Cell_nucleus

In cell biology, the nucleus (pl. nuclei; from Latin nucleus or nuculeus, meaning kernel or seed) is a membrane-bound organelle found in eukaryotic cells. Eukaryotes usually have a single nucleus, but a few cell types, such as mammalian red blood cells, have no nuclei, and a few others including osteoclasts have many.

www.answers.com/Q/What_does_nucleus_mean

The official definition of the word nucleus is "the central andmost important part of an object, movement, or group, forming thebasis for its activity and growth." ( Full Answer )

www.definitions.net/definition/nucleus accumbens

Definition of nucleus accumbens in the Definitions.net dictionary. Meaning of nucleus accumbens. What does nucleus accumbens mean? Information and translations of nucleus accumbens in the most comprehensive dictionary definitions resource on the web.

www.answers.com/Q/What_does_nucleus_in_cell_mean

It is the nucleus, or, rather, those things in it …, that control what the cell does, including those activities that keep the cell alive, as well as the things it does to contribute to the ...

www.names.org/n/nucleus/about

Fun Facts about the name Nucleus. How unique is the name Nucleus? Out of 5,933,561 records in the U.S. Social Security Administration public data, the first name Nucleus was not present. It is possible the name you are searching has less than five occurrences per year.

www.merriam-webster.com/dictionary/nucleus

Nucleus definition is - the small bright body in the head of a comet. How to use nucleus in a sentence. the small bright body in the head of a comet; the small brighter and denser portion of a galaxy… See the full definition. SINCE 1828. Menu. JOIN MWU

www.reference.com/science/nucleus-a296a6ed860f449d

The nucleus gives the signal to the cell to grow, divide or make proteins. A nuclear envelope surrounds the nucleus, allowing only certain substances to enter and exit. The nucleus contains a center called the nucleolus, which is a spherical structure that assembles the ribosomes, the protein-making factories of the cell.