[Campbell Biology P.712] What is a defining characteristic of the hyphae of Rhizopus stoloni... | Practice Question

What is a defining characteristic of the hyphae of Rhizopus stolonifer, a typical mucoromycete?

  • A: They are septate, with cross-walls dividing cells.
  • B: They are coenocytic, meaning they lack septa except where reproductive cells are formed.
  • C: They primarily form ectomycorrhizae with trees.
  • D: They only reproduce sexually via ascocarps.

Explanation

The text states that the hyphae of Rhizopus stolonifer are coenocytic, meaning they lack septa cross-walls except where reproductive cells are formed.