Metabolism — Flashcards

Free radicals may be eliminated via _____ (e.g. reduced glutathione and vitamins A, C, and E)

What vitamin is derived from the amino acid tryptophan?_____

Can noncompetitive inhibitors be overcome by increasing the substrate concentration, [S]?_____

What is the rate-limiting enzyme of the HMP shunt? _____

Do irreversible competitive inhibitors resemble the substrate?_____

Vitamin B3 (niacin) is involved in many _____ reactions

In the cells of the ileum, the vitamin B12-IF complex dissociates and B12 is bound to _____

In the pancreatic beta cell, metabolism of glucose generates _____, which may cause closure of select K+ channels with consequent membrane depolarization

Vitamin _____ deficiency can result in metaplasia

What enzyme converts T4 to T3 in the peripheral tissues?_____