Which of the following cellular structures is unique in eukaryotes.

These organelles consist of membranous sacs containing powerful oxidase enzyme , and they use molecular oxygen (O2) to detoxify harmful substances.

The cellular particles are often referred by their sedimentation coefficient value, for example, 70s ribosome that is expressed in terms of 10 seconds. The abbreviation stands for

These are organelles that contain the enzymes for pyruvate oxidation, citric acid cycle, beta oxidation of fatty acids, oxidative phosphorylation and ETC.