Term
Mitosis
by
Jack C and Mel T
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Definition
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Term
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Definition
The cell grows to its mature size, makes a copy of the DNA, and prepares to divide into two cells. Two cylindrical structures called centrioles are also copied. |
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The pairs centrioles move to the opposite sides of the nucleus. spindle gibers form a bridge between the ends of the cell |
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The chromosomes line up across the center of the cell. Each chromosome attaches to a spindle fiber at its centromere |
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When the two chromadtids separate. The cell stretches out as the opposite ends are pushed apart. |
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The chromosomes begin to strech out and lose their rodlike appearence. A new nuclear envelope forms around each region of chromosmes. |
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The cell membrane pinches in around the middle of the cell.
The cells splits in two. Each daughter cell ends up with an identical set of chromosomes and about half the organelles |
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