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Spindle fibers are crucial for the proper distribution of chromosomes during cell division. They form a structure called the mitotic spindle that attaches to the chromosomes at their centromeres through protein complexes known as kinetochores. As the spindle fibers contract and shorten, they pull the sister chromatids apart toward opposite poles of the cell, ensuring that each daughter cell receives an identical set of chromosomes. This precise mechanism is essential for maintaining genetic stability in the resulting cells.

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Mitosis could not proceed if a mutation interrupted the assembly of?

the spindle fibers. Spindle fibers are essential for separating the chromosomes during cell division. Without proper spindle formation, the chromosomes would not be able to align and segregate correctly between the two daughter cells.


What structure forms in prophase along which the chromosomes called?

The answer is Spindle Fibers.


What is responsible for moving chromosomes during mitosis?

The mitotic/meiotic spindle originating from the centrosomes and composed of microtubule subunits. Kinetochores provide the motive power.Read more: What_structure_is_responsible_for_moving_the_chromosomes_during


How are microtubules and spindle fibers involved in the process of cell division?

Microtubules and spindle fibers play crucial roles in cell division. Microtubules help separate chromosomes during mitosis by forming the mitotic spindle, a structure that helps move and align chromosomes. Spindle fibers, which are made of microtubules, attach to chromosomes and help pull them apart during cell division. Overall, microtubules and spindle fibers ensure that each daughter cell receives the correct number of chromosomes.


What is happening when chromosomes attach to spindle fibers?

That would be during metaphase in mitosis and the chromosomes attach to the spindle fibers because each half of the chromosomes need to migrate to the opposite poles. The spindle fibers are temporary but aid in the movement of the chromosomes.


During cell division what moves chromosomes into position?

The spindle fibers, which are made of microtubules, help move the chromosomes into position during cell division. These fibers attach to the chromosomes and pull them apart to ensure each daughter cell receives the correct number of chromosomes.


What is the function of the spindle fibers?

The function of the spindle fibers are to divide the genetic material in a cell during nuclear division. During the final phase of meiosis, the spindle fibers pull each set of chromosomes to opposite ends of the cell.


Structure made of fibers help move chromosomes during mitosis?

The structure made of fibers that helps move chromosomes during mitosis is the mitotic spindle. It is composed of microtubules which attach to the chromosomes and assist in organizing and segregating them during cell division. The mitotic spindle plays a crucial role in ensuring that each daughter cell receives the correct number of chromosomes.


What would happen if the spindle fibers did not form in a cell that is undergoing mitosis?

If the spindle fibers did not form in a cell undergoing mitosis, the chromosomes would not be able to properly align and separate during cell division. This could lead to uneven distribution of genetic material, resulting in daughter cells with an abnormal number of chromosomes. This condition, known as aneuploidy, can lead to genetic disorders and cell death. Overall, the absence of spindle fibers would disrupt the precise process of mitosis, potentially causing significant cellular dysfunction.


What phase daughter chromosomes move towards the poles?

Anaphase. In this phase of mitosis, the daughter chromosomes are pulled apart by the spindle fibers and move towards opposite poles of the cell.


Chromosomes move along these fibers?

Spindle fibers


When during mitosis do chromosomes attach to spindle fibers?

Chromosomes attach to spindle fibers during metaphase of mitosis. This is when the chromosomes align at the cell's equator, forming a metaphase plate. The spindle fibers attach to the centromere region of the chromosomes.