Which of the following is correct regarding the given figure? No. of centromere

step 1 We have been given this image and we have been asked that how many centromere kind of core and a

Which of the following is correct regarding the given...

Which of the following is correct regarding the given figure? $\begin{array}{cccc} & \begin{array}{c}\text { No. of } \\ \text { centromere }\end{array} & \begin{array}{c}\text { No. of } \\ \text { kinetochore }\end{array} & \begin{array}{c}\text { No. of } \\ \text { arms }\end{array} \\ \text { (a) } & 2 & 1 & 4 \\ \text { (b) } & 1 & 2 & 4 \\ \text { (c) } & 2 & 2 & 4 \\ \text { (d) } & 1 & 2 & 2\end{array}$

Which of the following is correct regarding the given figure?
$\begin{array}{cccc} & \begin{array}{c}\text { No. of } \\ \text { centromere }\end{array} & \begin{array}{c}\text { No. of } \\ \text { kinetochore }\end{array} & \begin{array}{c}\text { No. of } \\ \text { arms }\end{array} \\ \text { (a) } & 2 & 1 & 4 \\ \text { (b) } & 1 & 2 & 4 \\ \text { (c) } & 2 & 2 & 4 \\ \text { (d) } & 1 & 2 & 2\end{array}$

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Key Concepts

Chromosome Arms

Chromosome arms refer to the extended regions on either side of the centromere. Typically divided into the short (p) arm and the long (q) arm, these structures house the bulk of the gene sequences and contribute to the overall morphology and functional organization of the chromosome.

Chromosome Structure

Chromosome structure encompasses the overall physical and functional organization of the chromosome, including the centromere, kinetochores, arms, and chromatids. Understanding these components is fundamental in explaining mechanisms such as genetic inheritance, expression, and the behavior of chromosomes during mitosis and meiosis.

Centromere

The centromere is a specific region on a chromosome where the two sister chromatids are most tightly connected. It is essential for the proper segregation of chromosomes during cell division, as it serves as the anchoring point for the assembly of the kinetochore.

Kinetochore

The kinetochore is a complex of proteins that assembles on the centromere and is responsible for attaching the chromosome to the spindle fibers during cell division. This attachment is crucial for the accurate segregation of chromosomes into the daughter cells.

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