Enzymes

Question 1

Enzymes are biological ___ that speed up chemical reactions in living organisms.

Answer 1

catalysts

Question 2

Enzymes are protein molecules, which are made up of long chains of ___.

Answer 2

amino acids

Question 3

The type and sequence of amino acids are ___ in each protein, so they produce enzymes with many different structures and functions.

Answer 3

different

Question 4

The shape of an enzyme is very important to its ___.

Answer 4

function