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→Key Stage 4
: When the [[Cell (Biology)|cell]] [[Cell Division|divides]] the [[membrane]] of the '''nucleus''' [[dissolve]]s to release the [[chromosome]]s.
: '''Nuclei''' are found in [[Animal Cell|animal cells]], [[Plant Cell|plant cells]], [[Fungal Cell|fungal cells]] and [[protist]]s but are not found in [[bacteria]] or [[archae]].
===Examples===
{| class="wikitable"
|-
|[[File:OnionCells.png|center|200px]]
|[[File:MuscleCells.png|center|200px]]
|-
| style="height:20px; width:200px; text-align:center;" |The '''nuclei''' of these cells can be seen stained blue.
| style="height:20px; width:200px; text-align:center;" |The '''nuclei''' of these cells is a darker pink than the rest of the cells.
|-
|[[File:SpermCellClipart.png|center|200px]]
|[[File:PalisadeCellClipart.png|center|200px]]
|-
| style="height:20px; width:200px; text-align:center;" |The '''nucleus''' in this [[Sperm Cell|sperm cell]] is very large compared to the [[Cell (Biology)|cell]].
| style="height:20px; width:200px; text-align:center;" |A picture of a [[Palisade Cell|palisade cell]] showing several parts including the '''nucleus'''.
|}