When Electrons Flow Along the Electron Transport Chains of Mitochondria

question 52

Multiple Choice

When electrons flow along the electron transport chains of mitochondria, which of the following changes occurs?

• A) The pH of the matrix increases.
• B) ATP synthase pumps protons by active transport.
• C) The electrons gain free energy.
• D) NAD+ is oxidized.

---

Definitions:

Hurricane Sandy

A powerful tropical cyclone that affected the Caribbean and East Coast of the United States in October 2012, causing significant damage and loss of life.

Development

The process of growth or progression through a series of changes, often used in context with physical, intellectual, or emotional growth.

Cohort

A generation of people born at the same time, influenced by the same historical and cultural conditions.

Adulthood

The period in the human lifespan when an individual is fully developed physically and psychologically, and typically has achieved a level of independence.