An enzyme that is secreted and works outside the cell that made it is called an extracellular enzyme. An example is
- A. trypsin
- B. DNA polymerase
- C. catalase
- D. RNA polymerase
Explanation
The pancreas exports trypsin into the duodenum, where it digests food outside any cell. DNA and RNA polymerases and catalase all work inside the cells that make them, which is what makes them intracellular enzymes.
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