What is meant by mitotic spindle?

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What is mitotic spindle in biology?

Spindle fibers form a protein structure that divides the genetic material in a cell. The spindle is necessary to equally divide the chromosomes in a parental cell into two daughter cells during both types of nuclear division: mitosis and meiosis. During mitosis, the spindle fibers are called the mitotic spindle.

What is the mitotic spindle simple?

The mitotic spindle is the macromolecular machine that segregates chromosomes to two daughter cells during mitosis. The major structural elements of the spindle are microtubule polymers, whose intrinsic polarity and dynamic properties are critical for bipolar spindle organization and function.

What makes the mitotic spindle?

The mitotic spindle is a highly dynamic molecular machine composed of tubulin, motors, and other molecules. It assembles around the chromosomes and distributes the duplicated genome to the daughter cells during mitosis.

What is the mitotic spindle and what is it made of?

The mitotic spindle is a highly dynamic molecular machine composed of tubulin, motors, and other molecules. It assembles around the chromosomes and distributes the duplicated genome to the daughter cells during mitosis.

What is a spindle What is its function?

The spindle fibers provide a framework and means of attachment that keep chromosomes organized, aligned and assorted during the entire process of mitosis, lessening the occurrence of aneuploidy, or daughter cells with incomplete sets of chromosomes.

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What is the mitotic spindle quizlet?

An assemblage of microtubules and associated proteins that is involved in the movements of chromosomes during mitosis.

What is the mitotic spindle made of quizlet?

The mitotic spindle begins to form. The spindle is a structure made of microtubules, strong fibers that are part of the cell’s “skeleton.” Its job is to organize the chromosomes and move them around during mitosis. In prophase, the spindle grows between the centrosomes as they move apart.

What are the 3 types of spindle microtubules?

The overall shape of the spindle is framed by three types of spindle microtubules: kinetochore microtubules (green), astral microtubules (blue), and interpolar microtubules (red).

What is spindle formation during cell division?

The mitotic spindle also begins to develop during prophase. As the cell’s two centrosomes move toward opposite poles, microtubules gradually assemble between them, forming the network that will later pull the duplicated chromosomes apart.

What is the meaning of mitotic?

: of, relating to, involving, or occurring by cellular mitosis mitotic cell division mitotic recombination Microtubules move material through the cell and, in particular, form an important component of the mitotic spindle, which is a structure that separates the duplicated sets of chromosomes in the course of cell …