Washington Comprehensive Assessment Of Science (WCAS) Grade 11 Practice Questions - Washington Comprehensive Assessment Of Science - Grade 11 Exam

How do biological enzymes increase the rate of metabolic reactions inside living cells?

By lowering the activation energy barrier required for the reaction to occur. By raising the total thermal energy of the cell by 50°C. By permanently changing the chemical identity of final product atoms. By consuming ATP energy to destroy water molecules.

Correct Answer:

By lowering the activation energy barrier required for the reaction to occur.

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