Answer:
D. The Amazon Rainforest
Explanation:
All in all, the bacterias and mashrooms which are which have a decomposing role in nature, usually, live in humid environments like forests, so I think that the answer would be the option D.
Plasma membrane is a part of the cell made of a lipid bilayer and an embedded protein layer. It protects the cell from the surroundings and also controls the materials leaving or entering the cell. The membrane is semipermeable and therefore allows certain materials to enter or leave the cell. In this case, the plasma membrane may prevent unlimited flow of water into or out of the cell.
The Spanish fly is a species of a beetle `
The answer would be respiratory because that system is used to breath oxygen and exhale carbon