List the stages of mitosis, and briefly describe the events that occur in each.

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Identify the main stages of mitosis, which are Prophase, Metaphase, Anaphase, and Telophase.

Describe Prophase: Chromatin condenses into visible chromosomes, the nuclear envelope begins to break down, and the mitotic spindle starts to form from centrosomes.

Describe Metaphase: Chromosomes align at the cell's equatorial plane, known as the metaphase plate, and spindle fibers attach to the centromeres of each chromosome.

Describe Anaphase: Sister chromatids separate and are pulled toward opposite poles of the cell by the shortening of spindle fibers.

Describe Telophase: Chromatids arrive at the poles, nuclear envelopes re-form around each set of chromosomes, and the chromosomes begin to decondense, preparing the cell for cytokinesis.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Stages of Mitosis

Mitosis is divided into distinct stages: prophase, metaphase, anaphase, and telophase. Each stage represents a specific phase in the process of cell division where chromosomes are prepared, aligned, separated, and enclosed into new nuclei.

Chromosome Behavior During Mitosis

During mitosis, chromosomes condense, align at the cell's equator, separate into sister chromatids, and move to opposite poles. Understanding these movements is essential to grasp how genetic material is equally distributed to daughter cells.

Role of the Mitotic Spindle

The mitotic spindle is a structure made of microtubules that orchestrates chromosome movement. It forms during prophase, attaches to chromosomes at kinetochores, and helps pull chromatids apart during anaphase, ensuring accurate segregation.

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