BRAINCAKETelophase
Telophase is the final stage of mitosis. It begins when the chromosomes reach the opposite poles of the cell.
At each pole the chromosomes uncoil and become long, thin, loosely coiled chromatin again, so they are no longer visible under the light microscope.
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Key terms in this lesson
- chromatin
- DNA loosely wound around histone proteins, found in the nucleus when the cell is not dividing.
- nucleolus
- A dense structure within the nucleus where ribosomal RNA is made and ribosomes are assembled.
- spindle fibres
- Protein fibres that extend across a dividing cell and attach to the centromeres of chromosomes, pulling them apart.
More in The Cell Cycle
- Mitosis
- Prophase
- Metaphase
- Anaphase
- Cytokinesis
- The Importance of Mitosis
- Cancer and the Control of Mitosis
- Treatment of Cancer
All 12 lessons in The Cell Cycle · All AQA AS-level Biology topics