STAAR Biology Practice Questions - State Of Texas Assessments Of Academic Readiness (STAAR) End-of-Course Biology Exam

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The four major classes of biomolecules are carbohydrates, lipids, proteins, and nucleic acids. Which class serves as the primary short-term source of energy for cells?

Lipids Carbohydrates Proteins Nucleic acids

Correct Answer:

Carbohydrates

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