Question

Dikaryon and dikaryophase is seen in

• A. Phycomycetes
• B. Basidiomycetes
• C. Ascomycetes
• D. Both B and C

Answer 1

The correct option is D

Both B and C

The correct option is D.

Explanation for correct option:

1. In higher fungi, meiosis is delayed and occurs just before meiosis.
2. Cells often have two nuclei or dikaryon (n+n) in the phase between plasmogamy and karyogamy.
3. Such cells are called dikaryotic cells.
4. The stage is known as dikaryophase which occurs in ascomycetes and basidiomycetes.

Final answer: Dikaryon and dikaryophase occurs in ascomycetes and basidiomycetes.