Which of the following statements about enzymes is/are correct?

1. They are biocatalysts.
2. They perform their action on the site where they are produced.

Select the correct answer from the codes given below:
Codes:

A) 1 only

B) 2 only

C) Both 1 and 2

D) Neither 1 nor 2

This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 2019 (GS Paper I)