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Structure of Homologous Chromosomes

How is the ar...

Question

How is the arrangement of centromeres in metacentric chromosomes?

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Solution

Arrangement of centromeres in metacentric chromosomes
On the chromosomes, the centromere is a constriction that holds the chromatids together.
A metacentric chromosome is one in which the centromere is located in the middle and divides the chromosome into two equal arms.
They seem V-shaped during anaphase.

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Q. What is a centromere? How does the position of centromere form the basis of classification of chromosomes. Support your answer with a diagram showing the position of centromere on different types of chromosomes.

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What is the feature of a metacentric chromosome?

Q. Assertion :The acrocentric chromosome has centromere at the terminal position. Reason: The metacentric chromosome has centromere slightly away from of the chromosomes.

Q. Assertion :The acrocentric chromosome has centromere at the terminal position Reason: The metacentric chromosome has centromere slightly away from the middle of the chromosome

Q. Why is one arm in sub metacentric chromosomes longer than the other.

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Structure of Homologous Chromosomes

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