For Ascomycota, what structure's function is most similar to the function of a mushroom? a
Ascus.

b
Ascocarp.

c
Antheridium.

d
Archegonium.

e
Ascospore.

e. Ascospore

hope this helps

well, that's easy; the answer's c, "it reduces contamination of the water and substrate of the estuary."

a symbiotic relationship with the mitochondria