Nucleus definition, a central part about which other parts are grouped or ... in microorganisms that contains genetic material but does not itself replicate. nucleoid.
If a biology teacher says nucleus, she is probably talking about a cell (or a group of cells), but a physics teacher would be talking about the center of an atom, ...
This tutorial introduces the cell nucleus. ... Biology breaks cell types into eukaryotic (those with a defined nucleus) and ... It does not have much DNA at all .
Nucleus definition is - the small bright body in the head of a comet. ... expressed in the examples do not represent the opinion of Merriam-Webster or its editors.
In cell biology, the nucleus is a membrane-bound organelle found in eukaryotic cells. ... Although the interior of the nucleus does not contain any membrane- bound .... These filaments can be assembled or disassembled in a dynamic manner, meaning that changes in the length of the filament depend on the competing rates ...
A cell normally contains only one nucleus; under some conditions, however, the nucleus divides but the cytoplasm does not. This produces a multinucleate cell ...
The nucleus is an organelle found in most eukaryotic cells, the exception being red blood cells ... How does chromatin condensation keep the nucleus compact?
The cell nucleus is the command center of our cells. It contains our chromosomes and genetic information needed for the reproduction of life.
Mar 8, 2014 ... First the stalk -- then the roots. First the need -- then the means to satisfy that need. First the nucleus -- then the elements needed for its growth.
nucleus meaning: 1. the central part of an atom, usually made up of protons and ... Any opinions in the examples do not represent the opinion of the Cambridge ...