HESI A2 Practice Test & Study Guide

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Biochemistry (Macromolecules, Enzymes) HESI A2 Practice Questions

Free Biochemistry (Macromolecules, Enzymes) practice questions for the HESI A2 exam with detailed rationales.

Question 2 of 2

What is the main function of enzymes in biological systems?

They provide energy to cells

They speed up chemical reactions.

They change the pH of the cell.

They act as structural components of the cell.

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