Q. When there are two haploid nuclei per cell in some fungi before the formation of diploid, this stage is called

 2564  240 Delhi UMET/DPMTDelhi UMET/DPMT 2011Biological Classification Report Error

Solution:

Sexual reproduction in fungi involves two step, ie, plasmogamy and karyogamy. When two haploid nuclei lie side-by-side in common cytoplasm before the formation of diploid, this stage is called dikaryophase. Diplotene is the sub-stage of prophase-I in meiosis.