試題詳解

27. Which statement accurately reflects a fundamental concept of cells?
(A) Carbon compounds are essential building blocks due to limited bonding.
(B) Carbohydrates primarily provide long-term energy storage.
(C) Lipids are hydrophilic, serving mainly as immediate fuel.
(D) Carbohydrates are a cell's primary fuel source and important building materials.
(E) Biomolecule functions are determined by nitrogen and phosphorus.