What Is Proton-Motive Force

question 35

Multiple Choice

What is proton-motive force?

• A) the force required to remove an electron from hydrogen
• B) the force provided by a transmembrane hydrogen ion gradient
• C) the force that moves hydrogen into the intermembrane space
• D) the force that moves hydrogen into the mitochondrion
• E) the force that moves hydrogen to NAD+

---

Definitions:

General Costs

General costs are indirect expenses related to the overall operations of a company that cannot be directly tied to a specific product or service, such as rent, utilities, and administrative salaries.

Indirect Materials

Materials used in the production process that do not directly become part of the finished product.

Manufacturing

The procedure of changing basic materials, components, or elements into end products that align with a customer’s needs or criteria.

Direct Materials

Raw materials that can be directly traced to the manufacturing process of a product and are a significant part of its cost.