Organisms use carbohydrates in all of the following ways EXCEPT
A) as a component of cell walls.
B) as a long-term energy source.
C) as a short-term energy source.
D) to keep membranes flexible at low temperatures.
E) as a building block of DNA and RNA molecules.
D
Bloom's Taxonomy: Comprehension
Section: Organic Macromolecules
Learning Outcome: 2.23
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