Mushrooms are usually considered part of the microbial world because their fungal hyphae are microscopic. Some mushrooms have a fruiting body known as a ___ that is visible to the naked eye above ground.

Basidiocarp

Explanation:

This is a multicellular structure found in mushroom that are visible to the naked eye and are spore producing. They are the structures of which spore producing basidia are formed. They called called false ruffles. The basidiocarps serve as the structure on which the hymenium is produced. They are the fruiting bodies of mushroom.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme