Which of the Following Is (Are) True of the Oxidation

question 4

Multiple Choice

Which of the following is (are) true of the oxidation of 1 mol of palmitate (a 16-carbon saturated fatty acid; 16:0) by the β-oxidation pathway, beginning with the free fatty acid in the cytoplasm?
1. Activation of the free fatty acid requires the equivalent of two ATPs.
2. Inorganic pyrophosphate (PPi) is produced.
3. Carnitine functions as an electron acceptor.
4. 8 mol of FADH2 are formed.
5. 8 mol of acetyl-CoA are formed.
6. There is no direct involvement of NAD+.

• A)1 and 5 only
• B)1,2,and 5
• C)1,2,and 6
• D)1,3,and 5
• E)5 only

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Definitions:

Pneumothorax

A medical condition where air enters the space between the lung and chest wall, causing the lung to collapse.

Respiratory Distress Syndrome

A serious condition that affects the lungs, characterized by insufficient surfactant leading to lung collapse, common in premature infants.

Forced Expiration

The act of expelling air from the lungs with effort beyond normal exhalation, often used in respiratory function testing.

Lymphatic Supply

The network of vessels and nodes that transport lymph, a fluid containing white blood cells and waste products, back into the circulatory system.