Correct description of enzymes

Which of the following is a correct description of enzymes? A. They help regulate growth and development. B. They increase the rates of chemical reactions by at least a millionfold. C. They are highly specialized nucleotides that recognize, bind with, and inactivate bacteria, toxins, and some viruses. D. They are essential to ALL chemical reactions in the body. E. They provide energy for all reactions they catalyze.

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