noun
- plural of nucleoid; regions in prokaryotic cells that contain the genetic material but lack a membrane-bound nucleus
Usage: biology
Examples
- Bacterial cells contain nucleoids rather than true nuclei.
- The nucleoids in these bacteria appeared dense under the microscope.
- Scientists studied the DNA organization within the nucleoids.
- Unlike eukaryotic nuclei, nucleoids are not surrounded by membranes.
- The researcher observed multiple nucleoids in the dividing bacterial cell.