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HEC ETC - USAT M Entry Test - Biology - Biological Molecules - Quiz 3

Practice 10 high yield MCQs on Biology from Chapter Biological Molecules for USAT M Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 3 of the series.

21. Which molecule is the main energy currency of cells?



22. What is the difference between DNA and RNA structure?



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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