Which of the following statements is correct?
i.Chemical reactions in a living system are each controlled by a catalyst called an enzyme.
ii.The substrate is the reactant that the enzyme helps convert to product.
iii.The catalytic properties of an enzyme exist at the site.
A)i only
B)ii only
C)iii only
D)i and ii
E)All are correct statements.

Question

Quizplus · Accepted Answer

All three statements are correct. Enzymes are biological catalysts that help speed up chemical reactions in living systems. Substrates are the reactants that bind to the active site of an enzyme, where the catalytic properties of the enzyme facilitate the conversion of substrate to product. So, all three statements are true and correct.

Which of the Following Statements Is Correct