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What act as focal points for the growth of the mitotic spindle?
Centrosomes are the main focal points for the growth of the mitotic spindle in eukaryotic cells. They contain pairs of centrioles that organize microtubules during cell division. The microtubules extend and form the spindle apparatus, which helps separate the chromosomes during mitosis.
What is responsible for forming spindle during mitosis?
The centrioles within the cell form the mitotic spindle.
What do centrioles produce?
Centrioles are involved in producing the microtubules that make up the mitotic spindle during cell division. They help organize and separate chromosomes during mitosis and are essential for cell division.
Which structure organizes the mitotic spindle during cell division?
The centrosome, made up of two centrioles, plays a crucial role in organizing the mitotic spindle during cell division. The centrosomes move to opposite ends of the cell and serve as the poles for the spindle fibers to attach and pull the chromosomes apart during mitosis.
What of the function of centriole?
two rod-shaped bodies near the nucleus; the basic of cilia.Centrioles are organelles present in animal What_do_centrioles_do. Plant cells lack centrioles but possess an analogous region called microtubule organizing region having same function as centrioles . centrioles organize mitotic apparatus which consists of asters and spindle fibers which help in division of chromosomes
During this phase of mitosis two centrioles appear to one side of the nucleus?
During this phase of mitosis, known as prophase, the centrioles move to opposite poles of the cell. As the centrioles migrate, they begin to form the mitotic spindle, the structure that will help separate the chromosomes during cell division.
When are centrioles most active?
Centrioles are most active during cell division, where they play a key role in organizing microtubules to allow for proper chromosome segregation. They are particularly important during the early stages of mitosis and meiosis when they help form the mitotic spindle apparatus. Outside of cell division, centrioles are involved in various cellular processes such as ciliogenesis and cell motility.
What phase of mitosis does two centrioles appear to one side of the nucleus?
The presence of two centrioles on one side of the nucleus indicates that the cell is in the prophase stage of mitosis. During prophase, the centrioles move to opposite poles of the cell, forming the mitotic spindle that will help separate the chromosomes during cell division.
What organelle directs the formation of the mitotic spindle?
The centrosome is the organelle responsible for directing the formation of the mitotic spindle in animal cells. It helps organize and nucleate microtubules to form the spindle apparatus during cell division.
What is the name of log-like structures that appear during cell division in animal cells and pull the chromosomes apart?
In meiosis or mitosis they are called spindle fibers which are "anchored" using centrioles.
When the chromosomes coil up and become visible and the centrioles go the opposite sides of the cell?
This describes the prophase stage of mitosis. During prophase, chromosomes condense and become visible, while the centrioles move to opposite poles of the cell to help organize the mitotic spindle. This stage prepares the cell for the subsequent separation of genetic material during cell division.
The mitotic spindle formation depends upon?
The formation of the mitotic spindle depends upon the proper assembly and organization of microtubules, which are dynamic protein fibers that make up the spindle apparatus. Microtubules are regulated by microtubule-associated proteins that help facilitate their polymerization and depolymerization processes. Additionally, motor proteins are essential for moving the chromosomes to their correct positions during mitosis.
