The lock and key hypothesis suggests that the enzyme has a fixed shape/structure and the substrate has to fit into this exactly for catalysis to occur. The induced fit hypothesis is different in that it suggests the enzyme is slightly flexible and can mould around the substrate to adopt the correct shape - its shape is induced.
One to one online tuition can be a great way to brush up on your Biology knowledge.
Have a Free Meeting with one of our hand picked tutors from the UK’s top universities
Find a tutor