Contents
Key Stage 3
Meaning
The nucleus is the part of the cell that contains DNA which provides instructions for how the cell should behave.
Singular Noun: Nucleus Plural Noun: Nuclei
Function
The nucleus controls the cell.
About the Nucleus
- The nucleus contains the genetic material of a cell.
- Nuclei are found in plant cells and animal cells but not in Bacteria.
Examples
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| The nuclei of these cells can be seen stained blue. | The nuclei of these cells is a darker pink than the rest of the cells. |
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| The nucleus in this sperm cell is very large compared to the cell. | A picture of a palisade cell showing several parts including the nucleus. |
Key Stage 4
Meaning
A nucleus is a membrane bound organelle found in eukaryotic cells containing the DNA.