Zusammenfassung
Chromosomen im Stadium der Mitose sind die Transportformen, in denen das genetische Material der Zelle bei der Zellteilung erbgleich auf die Tochterzellen verteilt wird. Die sehr großen DNA-Moleküle der Chromosomen müssen dafür zu hochkondensierten Transporteinheiten verpackt werden (Kap. 7.1). Die Chromosomen müssen Ansatzstellen für den Spindelmechanismus ausbilden (Kap. 7.2). Überraschenderweise sind auch die Chromosomenenden wichtig für die mitotische Stabilität (Kap. 7.3). Aus Centromeren, Telomeren, Sequenzen für die autonome Replikation und einer genügenden Menge unspezifischer zusätzlicher DNA kann man funktionierende synthetische Chromosomen herstellen (Kap. 7.4). Wir kennen somit alle für die Funktion als Transporteinheiten des genetischen Materials wichtigen Elemente.
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Traut, W. (1991). Mitosechromosomen. In: Chromosomen. Springer-Lehrbuch. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-95643-0_7
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DOI: https://doi.org/10.1007/978-3-642-95643-0_7
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