Heterokaryotic hyphae/cell contains:
Correct answer: B. Two nuclei of different types
- A. Two nuclei of same types
- B. Two nuclei of different types
- C. Many nuclei of same types
- D. Many nuclei of different types
Explanation
Option a) Two nuclei of the same types: Not typical of heterokaryotic hyphae/cells. Option b) Two nuclei of different types: Correct! Heterokaryotic hyphae/cells contain two or more genetically distinct nuclei. Option c) Many nuclei of the same types: Typical of dikaryotic states in some fungi, not heterokaryotic hyphae/cells. Option d) Many nuclei of different types: Not typical of heterokaryotic hyphae/cells. Answer is "Two nuclei of different types"Explanation: Heterokaryotic hyphae/cells also called dikaryotic hyphae/cells contain two nuclei of different genetic types or mating types.
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About Biodiversity and Variety of Life
Biological classification uses taxonomic ranks, binomial nomenclature and shared characteristics to organize life into kingdoms. The major groups include prokaryotes, protists, fungi, plants and animals, with comparisons based on cell type, cell wall, nutrition, body organization, reproduction and evolutionary relationships; prokaryotes lack a membrane-bound nucleus.
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