Nucleus

Nucleus (plural: nuclei) means the center of something. It might mean: Cell nucleus, which is the part that controls the cell, or the very center Atomic...

The nucleus is the center of an atom. It is made up of nucleons called protons and neutrons and is surrounded by the electron cloud. The size (diameter)...

A nucleus in anatomy is a brain structure (plural = nuclei). It is a compact cluster of neurons. Each cluster is doing a job for the brain. Nuclei are...

The cell nucleus (plural: cell nuclei) contains the cell's genes and controls the cell's growth and reproduction. It has a double layered nuclear membrane...

The suprachiasmatic nucleus (SCN), is a small nucleus in the hypothalamus. It is in middle of the brain. It sits on top of the optic chiasma. It is our...

subatomic particle found in the nucleus of an atom. For instance, protons and neutrons are nucleons, since they are in the nucleus of the atom. Nucleons are...

clumped together in a ball called a nucleus, at the center of every atom. The electrons orbit around the nucleus in its 'electron cloud'. Elements which...

of the comet is the nucleus. It is one of the blackest things (lowest albedo) in the solar system. When light shone on the nucleus of Halley's Comet, the...

The starting radioactive nucleus is called the parent nucleus and the nucleus that it changes into is called the daughter nucleus. The high-energy particles...

of the atom, called the nucleus. Lightweight electrons move quickly around them. The electromagnetic force holds the nucleus and electrons together. Atoms...

An active galactic nucleus (AGN) is a compact region at the centre of a galaxy. This central region radiates huge luminosity over the electromagnetic...

binding energy, the energy required to split a nucleus of an atom Nuclear potential energy, the potential energy of the particles inside an atomic nucleus...

A nuclear reaction is a process involving an atomic nucleus or more than one nucleus. The most common kinds are Nuclear fusion, a reaction in which two...

positron). This creates a hydrogen-2 nucleus. Next, it collides with another proton to make a helium-3 nucleus. Finally, two helium-3 nuclei collide...

cell are copied to make two identical sets of chromosomes, and the cell nucleus divides into two identical nuclei. Before mitosis, the cell creates an...

Nuclear physics is the part of physics that studies the nucleus of the atom. Everything on the earth is made up of atoms; they are the smallest part of...

protoplasm of a cell outside the cell nucleus. It is the jelly-like material plus the organelles outside the nucleus, and inside the cell membrane. Many...

a definition for: nuclear. Nuclear means relating to a nucleus. It may be about: Atomic nucleus Radioactive decay Naval reactors Nuclear engineering Nuclear...

is the sum of the number of protons and the number of neutrons in the nucleus.: 20  The mass number is different for each isotope of a chemical element...

structure of the nucleus and the physiological function. In 1957 cells were divided into two types based on the structure of nucleus. These were the prokaryotic...