nucleolus – מילון אנגלי-אנגלי
nucleolus
n.
small round body within a nucleus composed of protein and RNA (Biology)
Nucleolus
The
nucleolus ( or , plural
nucleoli or ) is the largest structure in the
nucleus of
eukaryotic cells, where it primarily serves as the site of ribosome synthesis and assembly. Nucleoli also have other important functions like assembly of
signal recognition particles and playing a role in the cell's response to stress. Nucleoli are made of proteins and
RNA and form around
specific chromosomal regions. Malfunction of nucleoli can be the cause of several human diseases.
nucleolus
Noun
1. a small round body of protein in a cell nucleus; nucleoli contain RNA and are involved in protein synthesis
(synonym) nucleole
(hypernym) organelle, cell organ
(part-holonym) nucleus, cell nucleus, karyon
Nucleolus
(n.)
A small rounded body contained in the nucleus of a cell or a protozoan.
(n.)
A little nucleus.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
Nucleolus
The site of synthesis of rRNA within the nucleus of a eukaryotic cell.
