Mention the key features of meiosis.

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Detailed Solution

* Meiosis involves two sequential cycles of nuclear and cell divisions called meiosis-I and meiosis-II, but only single cycle of DNA replication.
* Meiosis-I is initiated after the parental chromosome have replicated to produce identical sister chromatids at ‘S’-phase.
* Occurrence of crossing over and chiasmata.
* Four haploid cells are formed at the end of meiosis–II.
* Separation of sister chromatids in Anaphase-II.
* Meiosis involving pair of homologous chromosomes.

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