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Digestion and absorption

For 3rd form
by

Martin Lawrence

on 23 January 2018

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Transcript of Digestion and absorption

Enzymes are
nature's catalysts
Enzymes are specific
Enzymes rely
on their shape
Enzymes are
made of proteins
Long, flexible strings of amino acids...
...folded into precise shapes
The
'Lock and Key'
model
Enzymes are
affected by
temperature
The work faster as
they warm up...
...but become denatured
by high temperatures
lipases
proteases
carbohydrases
The main enzyme groups...
What does
'digestion'
mean?

broken down
How do
physical and chemical
digestion differ?
Full transcript