<prompt> Coenzyme required for tissue respiration isCoenzyme QCoenzyme ANADPCobamide  <response>: Coenzyme Q CoQ is a quinone derivative with a long, hydrophobic isoprenoid tail. It is also called ubiquinone because it is ubiquitous in biologic systems. CoQ is a mobile carrier and can accept hydrogen atoms both from FMNH2, produced on NADH dehydrogenase Complex I and from FADH2, produced on succinate dehydrogenase Complex II.Ref: Harpers Biochemistry; 30th edition 