Thermodynamics: Gibbs Free Energy (ΔG) and Reaction Spontaneity

ProblemFreeChrysocolla avatar

Start Quiz

Study Flashcards

10 Questions

What is the order of the phosphate groups, from closest to furthest from the ribose sugar?

alpha, beta, gamma

What is the name of the process by which ATP is formed from the transfer of electrons from NADH or FADH2 to O2?

Oxidative phosphorylation

What is the purpose of the inward-facing fold-like projections in the mitochondria?

To increase the surface area of the membrane

What is the site of hydrogen ion deposition in the mitochondria?

The inner membrane

What is the fundamental concept of oxidative phosphorylation?

The ATP synthesis driven by proton-motive force

What is the role of NADH and FADH2 in oxidative phosphorylation?

They are produced by the breakdown of carbohydrates, fats, and amino acids

What is the nonspontaneous reaction that is coupled to the oxidation reaction of NADH or FADH2?

The joining of ADP to inorganic phosphate

What is the name of the area where the protein complexes involved in the electron transport chain are located?

The inner membrane

What is the result of the transfer of electrons from NADH or FADH2 to O2?

The formation of ATP

What is the process that drives ATP synthesis in oxidative phosphorylation?

Proton-motive force

Test your understanding of the Gibbs free energy (ΔG) and its relation to reaction spontaneity. Learn how to predict the direction of a reaction based on the change in Gibbs free energy. This quiz covers the concepts of exergonic and endergonic reactions, and how they relate to equilibrium.

Make Your Own Quizzes and Flashcards

Convert your notes into interactive study material.

Get started for free

More Quizzes Like This

Use Quizgecko on...