Choose the correct answer.
Enzymes are ....?
These are protein molecules which speed up ....?
Enzymes break down substances into a more ...?... that living things can use.
catechumen
chemical reactions
dense substance
cataclysms
electrical reactions
simple substance
catalysts
cataclysm reactions
complicated substance
A single enzyme can perform its function a ....?....a minute.
We need enzymes in our what to help our body break down the complex food we eat.
Enzymes are made of ...?
thousand times
nervous system
protein
million times
cerebral system
nucleons
billion times
digestive system
protons
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