Definition Of Terms Nucleus

March 28, 2021 Post a Comment

The central part of something People or things that form the nucleus of something are the most important part of it. ˈnjuːklɪəs.

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Nucleonics The science technology and application of nuclear energy.

Definition of terms nucleus. In cell biology the nucleus pl. The word nucleus comes from the Latin word nucleus which is a form of the word nux which means nut or kernel. Except for hydrogen it consists of protons and neutrons.

A particle of matter indivisible by chemical means. They may exist as independent units of life as in monads or may form colonies or tissues as in higher plants and animals. The central part of an atom that contains protons and neutrons.

It is the fundamental building block of molecules. Nucleus The core of the atom where most of its mass and all of its positive charge is concentrated. Nucleus in biology a specialized structure occurring in most cells except bacteria and blue-green algae and separated from the rest of the cell by a double layer the nuclear membrane.

Kernel the nucleus of an idea. An example of a nucleus is the center core of an atom. A constituent of the nucleus.

The DNA housed within the cell nucleus contains the information necessary for the creation of the majority of the proteins needed to keep a cell functional. In chemistry a nucleus is the positively charged center of the atom consisting of protons and neutrons. Noun plural -clei -klɪˌaɪ or -cleuses.

It is the command center of a eukaryotic cell and is usually the most notable cell organelle in both size and function. The nucleus is the heaviest part of the atom. A centre of growth or development.

This entry about Nucleus has been published under the terms of the Creative Commons Attribution 30 CC BY 30 licence which permits unrestricted use and reproduction provided the author or authors of the Nucleus entry and the Encyclopedia of Law are in each case credited as the source of the Nucleus entry. These two people will form the nucleus of a new management team to promote sales in South. A central point group or mass about which gathering.

The small brighter and denser portion of a galaxy see galaxy sense 1b 2. In 1844 Michael Faraday used the term to refer to the central point of an atom. A central or fundamental part or thing around which others are grouped.

The term was coined in 1844 by Michael Faraday to describe the center of an atom. The number of electrons is the same as the number of protons in the nucleus. Nucleus - a part of the cell containing DNA and RNA and responsible for growth and reproduction cell nucleus karyon cell - biology the basic structural and functional unit of all organisms.

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. Biol A body usually spheroidal in a eukaryotic cell distinguished from the surrounding protoplasm by a difference in refrangibility and in behavior towards chemical reagents which contains the chromosomal genetic material including the chromosomal DNA. The cell nucleus is a large organelle in eukaryotic organisms which protects the majority of the DNA within each cell.

A spheroid body within a cell contained in a double membrane the nuclear envelope and containing the chromosomes and one or more nucleoli. The contents are collectively referred to as nucleoplasm. The cell nucleus is a membrane-bound structure that contains a cells hereditary information and controls its growth and reproduction.

The nucleus is the center core of an atom that has a positive charge and that contains most of the atoms mass or the central heart of an organization or group. A nucleus diagram highlighting the various components. The nucleus also produces the necessary precursors for protein synthesis.

The nucleus is the heaviest part of the atom. The modern atomic meaning was proposed by Ernest Rutherford in 1912. The small bright body in the head of a comet.

That is a proton or a neutron. Its also known as the atomic nucleus. From Latin nucleus or nuculeus meaning kernel or seed is a membrane-bound organelle found in eukaryotic cells.

It consists of a positively charged nucleus and orbiting electrons. Moreover only eukaryotes have the nucleus prokaryotes have the nucleoid. The term nucleus is from the Latin word nucleus a diminutive of nux nut meaning the kernel ie the small nut inside a watery type of fruit like a peach.

A nucleus is defined as a double-membraned eukaryotic cell organelle that contains the genetic material. British Dictionary definitions for nucleus.

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