The statement “Meiosis is the mechanism used for producing gametes in multicellular organisms whereas it does not play any role in unicellular organisms” best compares the role of meiosis in a unicellular and a multicellular organisms. Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells. This process is required to produce egg and sperm cells for sexual reproduction.
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