During meiosis, crossover occurs between

Sister chromatids of homologous chromosomes

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Non-sister chromatids of homologous chromosomes

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Sister chromatids of non-homologous chromosomes

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Non-sister chromatids of non-homologous chromosomes

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Solution

The correct option is B
Non-sister chromatids of homologous chromosomes

Some of the essential features of meiosis include:

1. Two consecutive divisions without DNA replication between them

2. Synapsis of homologous chromosomes

3. Crossing over of segments between non-sister chromatids of homologous chromosomes

4. Segregation of homologous chromosomes

5. Separation of sister chromatids

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