Many vitamin E deficiency symptoms in experimental animals can be prevented by the administration of selenium. This is because
A) either selenium or vitamin E can function as a cofactor for glutathione peroxidase.
B) selenium prevents degradation of vitamin E in vivo.
C) selenium is a cofactor for glutathione peroxidase which, as does vitamin E, reduces intracellular hydrogen peroxide.
D) the conversion of vitamin E to its active form is dependent upon selenium.
E) the effects shown by selenium and vitamin E are, in reality, artifacts.

Question

Quizplus · Accepted Answer

Selenium is a cofactor for glutathione peroxidase, an enzyme that reduces intracellular hydrogen peroxide, a function similar to that of vitamin E in preventing oxidative damage.

Many Vitamin E Deficiency Symptoms in Experimental Animals Can Be