Glutathione peroxidase, catalase, and superoxide dismutase are all enzymes that have a role inAnswers: A. amino acid oxidationB. pentose phosphate pathwayC. TCA cycleD. metabolism of reactive oxygen species
Question
Glutathione peroxidase, catalase, and superoxide dismutase are all enzymes that have a role inAnswers: A. amino acid oxidationB. pentose phosphate pathwayC. TCA cycleD. metabolism of reactive oxygen species
Solution
The correct answer is D. metabolism of reactive oxygen species.
Glutathione peroxidase, catalase, and superoxide dismutase are all enzymes that play a crucial role in protecting the cell from oxidative damage by metabolizing reactive oxygen species.
Here's a brief explanation of their roles:
-
Glutathione peroxidase: This enzyme helps to detoxify hydrogen peroxide (a reactive oxygen species) in our bodies by converting it into water.
-
Catalase: This enzyme also helps to convert hydrogen peroxide, a harmful by-product of many normal metabolic processes, into water and oxygen, thus preventing oxidative damage to cells.
-
Superoxide dismutase: This enzyme helps to convert superoxide (another reactive oxygen species) into either ordinary molecular oxygen (O2) or hydrogen peroxide.
So, these enzymes are not directly involved in amino acid oxidation, the pentose phosphate pathway, or the TCA cycle. Instead, they help to manage and mitigate the potentially damaging effects of reactive oxygen species produced during various metabolic processes.
Similar Questions
Glutathione is a molecule that has a role inAnswers: A. amino acid oxidationB. protection against reactive oxygen speciesC. glycolysisD. TCA cycle
The enzyme that is important in protecting the cell from strong oxidizing agents that form during respiration by converting H2O2 to O2 and H2OGroup of answer choicessuperoxide dismutasecatalasehydrogen peroxideperoxidaseboth a and bNext
The enzymes superoxide dismutase and catalase work together in a two-step process to convert reactive superoxide ions back to __________.ANSWERunreactive oxide ionsozonehydrogen peroxidemolecular oxygen and water
Glutathione reductase requires ___________ for its activity. A. oxidised glutathione B. NADH C. NAD+ D. hydrogen peroxide
Catabolic enzymes are related to
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.