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Enzymes

also known as

are a special type of

therefore, like all proteins,

enzymes are made by a

function is

by binding to the

Enzymes only bind to one particular substrate, whose shape

matches the enzyme’s active site. We call this the

the whole process looks like this

the part of the enzyme that

touches the substrate is called

the

work by lowering the

which means

but enzymes won’t work if

they are

which can happen by changing the