Saturday, November 19, 2011

What is the function of aster in cell division.?

The asters synthesize and extend polymeric spindle fibers in a dividing cell. These spindle fibers are like long chains that extend through the cytoplasm, and polymerize until they extend far enough to attach to the centromeres of diad chromosomes. Once attached, centromeres replicate and the fibers then recede back to the asters, splitting the diads apart and each monad chromosome then travels to opposite ends of the cell to provide a full chromosomal package to the newly formed daughter cell after division is complete.

What is the function of aster in cell division.?
Asters are formed in a cell during mitosis, sexual reproduction. Maybe the function is to divide the cell?


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Reply:In cellular biology, aster is a star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis.
Reply:it is the origin of spindle fibres it helps in pulling of the chromosomes

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