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Related Concept Videos

Meiosis vs. Mitosis02:57

Meiosis vs. Mitosis

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Cell division is necessary for growth and reproduction in organisms. Mitosis aids cell growth and development by dividing somatic cells. In contrast, meiosis causes the division of germ cells and plays an essential role in sexual reproduction. Due to their unique functional requirements, mitosis and meiosis differ from each other in multiple aspects.
Before the start of mitosis and meiosis I, the cell synthesizes DNA, resulting in two homologous copies of each chromosome. DNA synthesis is...
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Mitosis and Cytokinesis01:35

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In eukaryotes, the cell division cycle is divided into distinct, coordinated cellular processes that include cell growth, DNA replication/chromosome duplication, chromosome distribution to daughter cells, and finally, cell division. The cell cycle is tightly regulated by its regulatory systems as well as extracellular signals that affect cell proliferation.
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Related Experiment Video

Updated: Mar 15, 2026

Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy
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Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy

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Mitosis.

J Richard McIntosh1

  • 1Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, Colorado 80309-0347.

Cold Spring Harbor Perspectives in Biology
|September 3, 2016
PubMed
Summary
This summary is machine-generated.

Eukaryotic cells form a mitotic spindle from microtubules and proteins to segregate duplicated chromosomes during cell division. This essential process ensures each new cell receives a complete set of genes for growth and future division.

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Live Cell Imaging of Chromosome Segregation During Mitosis
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Area of Science:

  • Cell Biology
  • Molecular Biology
  • Genetics

Background:

  • Eukaryotic cell division requires precise chromosome segregation.
  • The mitotic spindle is a complex molecular machine crucial for this process.

Purpose of the Study:

  • To explain the formation and function of the mitotic spindle.
  • To highlight the role of microtubule dynamics and motor proteins in cell division.

Main Methods:

  • The study summarizes established knowledge on mitotic spindle assembly and function.
  • It focuses on the interplay between microtubules, associated proteins, and motor enzymes.

Main Results:

  • The mitotic spindle organizes duplicated chromosomes for segregation.
  • Controlled microtubule dynamics and motor proteins drive chromosome separation.

Conclusions:

  • The mitotic spindle ensures accurate distribution of genetic material to daughter cells.
  • This mechanism is vital for cell viability and propagation.