What is the main cellular structure involved in respiration?

The mitochondria is the main cellular structure involved in respiration

liquid crystals are matters in a state which have properties between those of conventional liquids and those of solid crystals[1]. liquid crystal is partially ordered and anisotropic. in terms of molecular order, liquid crystal molecules have one-dimensional or two-dimensional long - range order.

answer; ///i believe the answer your looking for is (ribosomes);