Which of the Following Statements Is TRUE

question 59

Multiple Choice

Which of the following statements is TRUE?

• A)The NADH dehydrogenase complex does not pump protons across the membrane.
• B)The pH in the mitochondrial matrix is higher than the pH in the intermembrane space.
• C)The proton concentration gradient and the membrane potential across the inner mitochondrial membrane tend to work against each other in driving protons from the intermembrane space into the matrix.
• D)The difference in proton concentration across the inner mitochondrial membrane has a much larger effect than the membrane potential on the total proton-motive force.

---

Definitions:

Property, Plant, and Equipment

Long-term assets vital to business operations and not easily converted into cash, encompassing real estate, factories, machinery, and more.

Buildings

Assets classified in accounting as long-term or fixed assets, representing structures owned by a company for business use.

Return On Assets

A profitability ratio that measures how efficiently a company uses its assets to generate profit, calculated as net income divided by total assets.

Asset Turnover

A ratio that measures the efficiency of a company's use of its assets in generating sales revenue.