B3.4 Flashcards
1
Q
Catalysts
A
Increase the rate of chemical reactions without changing chemically themselves
2
Q
Enzymes
A
Biological catalysts and catalyse specific reactions in living organisms due to the shape of their active site. This is the lock and key theory of enzyme action
Proteins
3
Q
Substrate
A
Binds to the active site and the reaction is catalysed by the enzyme
4
Q
Metabolism
A
Sum of all the chemical reactions in a cell ot the body
