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What is the difference between kinetochore and centromere?
The centromere is a region of a chromosome that plays a role in chromosome segregation during cell division. The kinetochore is a protein structure located at the centromere that helps attach the chromosome to the mitotic spindle during cell division. In summary, the centromere is a DNA region while the kinetochore is a protein structure located within the centromere region.
Where do microtubules attach to chromosomes during mitosis?
Microtubules attach to chromosomes at the kinetochore, a protein structure located at the centromere region of each chromosome. This attachment ensures accurate segregation of chromosomes during mitosis.
Where would you find the centromere and kinetochore?
The centromere is a region of a chromosome that holds sister chromatids together, typically located near the center of the chromosome. The kinetochore is a protein structure located at the centromere that attaches the chromosome to spindle fibers during cell division.
What is kinetochore?
A disc of protein on the centromere.
Which letter represents the centromere?
Cetromere is generally represented by the letter K. K stands for kinetochore. Kinetochore is another word for centromere.
What evidence suggests that during anaphase kinetochore microtubules shorten at the kinetochore?
Live cell imaging studies show a decrease in fluorescence intensity of kinetochore proteins as they move poleward during anaphase, indicating shortening kinetochore microtubules. Additionally, electron microscopy reveals a decrease in distance between kinetochores and spindle poles during anaphase, supporting the shortening of kinetochore microtubules.
Kinetochore-microtubule interactions move chromosomes to midline?
During cell division, kinetochore-microtubule interactions play a crucial role in moving chromosomes to the cell's midline. Kinetochore proteins located on chromosomes capture microtubules emanating from the centrosomes, facilitate their attachment, and generate force to move the chromosomes through a process called congression. This movement ensures proper alignment and segregation of chromosomes during mitosis.
What attaches the spindle fiber to the chromatid?
the kinetochore
What is a seventh grade word for kinetochore?
I can only find spindle microtubules for kinetochore. Words and concepts get older as you get older, there just isn't anyway around it.
What is the meaning of the word Kinetochore?
"Kinetochore" refers to a specific part of the centromere. It is a specialized structure that microtubular spindle fibers attach to during mitosis and meiosis.
Chromosomes centromeres are attached to the kinetochere fibers?
Chromosomes' centromeres are indeed attached to kinetochore fibers, which are essential for proper chromosome movement during cell division. These fibers help align the chromosomes at the center of the cell and then pull them apart into separate daughter cells during mitosis. The kinetochore is a specialized protein structure located at the centromere that serves as the attachment point for the kinetochore fibers.
Chromosomes centromeres are attached to the kinetochore fibers?
Prophase
