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Before the nuclear envelope of a cell breaks down during the mitosis process, the DNA has to be duplicated. After the envelope dissolves, the chromosomes separate, then the cell finally splits.

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10y ago
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6mo ago

Before the nuclear membrane breaks down in mitosis, the chromosomes condense and become visible. This condensation makes it easier for the chromosomes to line up and separate properly during cell division.

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Q: What happens to chromosomes before the nuclear membrane breaks down in mitosis?
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Related questions

Which phase does the nuclear membrane form around the chromosomes?

The nuclear membrane reforms around the chromosomes during telophase of mitosis. Telophase marks the end of nuclear division and the beginning of cytoplasmic division.


What phase of mitosis begins when the nuclear membrane begins to fade?

The phase of mitosis that begins when the nuclear membrane starts to fade is called prometaphase. During prometaphase, the nuclear membrane breaks down, allowing the spindle fibers to attach to the chromosomes.


What is the phase in mitosis where the nuclear membrane disappears?

The phase in mitosis where the nuclear membrane disappears is called prometaphase. During prometaphase, the nuclear envelope breaks down, allowing the mitotic spindle to interact with the chromosomes.


What is the name of the phase of mitosis in which chromosomes become elongated and the nuclear membrane and nucleolus reappear?

telophase


When does a nuclear membrane form around each set of chromosomes completing mitosis?

The nuclear membrane forms around each set of chromosomes during telophase, the final stage of mitosis. This process marks the completion of mitosis and leads to the formation of two separate nuclei within the daughter cells.


What is the phase of mitosis when chromosomes become visibly shortened and thickened?

Prophase


What stage mitosis is it when chromosomes shorten and thicken and the nuclear membrane begins to disappear?

The stage of mitosis where chromosomes shorten and thicken and the nuclear membrane begins to disappear is prophase. During prophase, the chromatin condenses into distinct chromosomes and the nuclear envelope breaks down, allowing the chromosomes to interact with the spindle fibers.


What is the second phase of mitosis when chromosomes become visible and the nuclear membrane begins to disappear?

The second phase of mitosis is called prophase. During prophase, chromosomes condense and become visible as distinct structures. In addition, the nuclear membrane starts to break down, allowing the chromosomes to move freely within the cell.


A new nuclear membrane is forming around the chromosomes?

During telophase of mitosis, a new nuclear membrane is forming around the separated daughter chromosomes. This process helps establish two distinct nuclei within the newly divided cells.


What stage is the nuclear membrane formed again?

The nuclear membrane is reformed during the telophase stage of mitosis or meiosis. This process involves the reassembly of the nuclear envelope around the separated daughter chromosomes to form two distinct nuclei in each daughter cell.


What is a new nuclear membrane form and chromosomes become less tightly coiled called?

That is telophase, the final stage of mitosis in which a new nuclear membrane forms around each set of daughter chromosomes and the chromosomes become less tightly coiled as they prepare to resume interphase.


What phase does the nuclear membrane fade?

The nuclear membrane fades during the prophase of mitosis or meiosis. This is the stage when the membrane begins to break down and disappear, allowing the chromosomes to become more condensed and accessible for cell division.