Question

Biological catalysts are protein molecules which
1. speed up a chemical reaction
2. remain unchanged after reaction
3. function optimally at 37 °C
4. do not have an enzymatic activity
Select the correct answer using the code given below.
(a) 1 only (b) 1, 2 and 3 (c) 2 and 3 only (d) 1, 3 and 4

Answer 1

the answer to the question is 1