10 Questions
Which complex is responsible for passing its electron to Coenzyme Q?
Complex II
What is the result of four electrons transferred to oxygen in complex IV?
Two water molecules are formed
Which component connects complex III and complex IV in the electron transport chain?
Cytochrome c
What is formed when some electrons combine with oxygen to form a very unstable form of oxygen called a superoxide radical?
Reactive oxygen species
Which complex is responsible for passing its electron to NADH dehydrogenase?
Complex I
What is the function of cytochrome c in the mitochondrial electron transport chain?
It connects complex III and complex IV
Which component is responsible for connecting either Complex I or Complex II to Complex III in the mitochondrial electron transport chain?
Coenzyme Q
What is the result of electrons derived from NADH and FADH2 combining with O2 in the mitochondrial electron transport chain?
Formation of reactive oxygen species
Which complex in the mitochondrial electron transport chain passes its electron to succinate dehydrogenase?
Complex II
What happens when a total of four electrons are transferred to oxygen in complex IV of the mitochondrial electron transport chain?
Formation of two water molecules
Test your knowledge on endogenous sources of reactive oxygen species (ROS) and reactive nitrogen species (RNS) including mitochondria, cytochrome P450, peroxisome, phagocytosis, nitric oxide synthase, and more.
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