noun
- plural of nucleolus; small, dense structures within the nucleus of a cell where ribosomal RNA is synthesized
Usage: biology; anatomy
Examples
- The nucleoli are clearly visible under high magnification.
- Scientists observed multiple nucleoli within the cell’s nucleus.
- The nucleoli play a crucial role in protein synthesis.
- During cell division, the nucleoli temporarily disappear.
- The size of nucleoli often indicates cellular activity levels.
- Researchers studied how nucleoli respond to stress conditions.