A helium nucleus is an alpha particle, an object made of two protons and two neutrons but no electrons.
Something is neutral when there are just as many positive charges as negative charges. A normal atom has just as many positive protons in its nucleus as it has negative electrons orbiting around its nucleus.
[object Object]
reference point
[object Object]
A BL Lac object is a term used in astronomy for a type of active galaxy with an active galactic nucleus.
It's the nucleus
brain
brain
The human brain.
What is the nucleus used for? The nucleus controls the cell
A nucleus is the central part of an object. It is the most important part to form the basis for its activity and growth.
nucleus
The atomic nucleus is the positively charged center of an atom and contains almost all of its mass.The nucleus of an eukaryotic cell is the organelle that contains and protects the linear chromosomes of the cell.The cometary nucleus is the solid part of a comet, composed of ices and dust.The nucleus in the central nervous system is a discrete mass of gray matter.The nucleus of an object is the central and most important part of that object (e.g. the town square is the village's nucleus, Hollywood is considered the nucleus of a film industry).etc.
The nucleus.
The nucleolus is a small region inside the nucleus of a cell.
The nucleus inside the atom would be the smallest.