Asked in Premeth past paper pool — Biology

The given diagram shows the life cycle of a zygomycete.The option that identifies the events that occur at stages I, II and III is

Correct answer: A. Plasmogamy, Karyogamy, Meiosis

  • A. Plasmogamy, Karyogamy, Meiosis
  • B. Karyogamy, Plasmogamy, Meiosis
  • C. Plasmogamy, Karyogamy, Mitosis
  • D. Karyogamy, Plasmogamy, Mitosis

Explanation

In Zygomycota, plasmogamy is the fusion of the cytoplasm of two compatible mating types during sexual reproduction, followed by karyogamy which is the fusion of two haploid nuclei within a zygospore and then meiosis in which the germination of the zygospore occurs. This is the correct order. So A is correct order. Other options give the wrong order.

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