Lactase and carbonic anhydrase are both examples of enzymes, which are biological catalysts that speed up chemical reactions. Lactase helps in digesting lactose, while carbonic anhydrase is involved in regulating pH levels. Both play crucial roles in maintaining biological functions. ;
Lactase and carbonic anhydrase are both examples of enzymes, which accelerate chemical reactions in biological systems. Lactase helps digest lactose, while carbonic anhydrase regulates pH levels in the body. Therefore, the correct answer to the question is D. enzyme.
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