7. Humans maintain a nearly constant level of hemoglobin by continually synthesizing and degrading it. This is an example of a(n): (A) exergonic change. (B) equilibrium state. (C) dynamic steady state. (D) free-energy change. (E) waste of energy.

7. Humans maintain a nearly constant level of hemoglobin by continually synthesizing and degrading it. This is an example of a(n):
(A) exergonic change.
(B) equilibrium state.
(C) dynamic steady state.
(D) free-energy change.
(E) waste of energy.

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neil97301

B1 · 2026/03/13

#7315371

正確答案為 C 題意：人體持續合成並分...

(共 258 字，隱藏中）

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1. Which of the following statements regarding the general concepts of metabolism is true? (A) once glucose is converted to pyruvate, there is no way to convert pyruvate back to glucose (B) when triacylglycerols are used as fuel, only the fatty acids can be metabolized, the glycerol is a waste product (C) all 20 common amino acids can be made from metabolites derived from the citric acid (or TCA) cycle (D) the citric acid (or TCA) cycle is generally considered an anabolic pathway while gluconeogenesis is generally considered a catabolic pathway (E) none of the above

7. Humans maintain a nearly constant level of hemoglobin by continually synthesizing and degrading it. This is an example of a(n):
(A) exergonic change.
(B) equilibrium state.
(C) dynamic steady state.
(D) free-energy change.
(E) waste of energy.

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