STPM Biology - chapter 3 (old syllabus); chapter 4 (new syllabus): Revision essay question 18

18. Define the term "enzyme" and relate its function and properties to its structure.
Answer:

Enzymes are substrate specific which means that it has a specific shape that allows only the wanted substrate to bond and react with it.Because of its structure and shape it can carry out its function in speeding up the reaction by lowering the activation energy needed for the reaction to take place.

by sharon teoh