I contain elements C, H, and O and have a ring-like structure

Study this image. which statements best describe the rock shown? check all that apply. the grains of this rock are jagged. this rock has several coarse grains. the grains in this rock are very large. this rock has a non-banded pattern. the color of this rock is determined by its texture.

In which of the following relationships is one organism always benefited while the other organism is always harmed

Match each description to the level of organization