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Significance of Mitosis

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Question

what is the significance of DNA replication and centromere division in meiosis?

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Solution

During meiosis the DNA is replicated and centromere is divided so that both of them get distributed between the daughter cells evenly to carry out their necessary processes.

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Q. Which of the following statements is true?
(i) Mitosis is preceded by one cycle of DNA replication and meiosis is preceded by two cycles of DNA replication.
(ii) In sexually reproducing organisms, meiosis is the only type of cell division observed.
(iii) Meiotic cell division is essential for the production of haploid gametes.

Q. In meiosis, division of centromere occurs during

Q. Pick out the correct statements.
(A) Mitosis takes place in the somatic cells and meiosis takes place in the germ cells.
(B) During mitosis, the DNA replicates once for one cell division and in meiosis, the DNA replicates twice for two cell divisions.
(C) Mitosis and meiosis occur both in sexually reproducing organisms.

Q. What is DNA replication? What is its significance?

Q. In meiosis ,replication of DNA occurs in

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