Properties of enzymes and use in industries

Enzymes speed up the biological reactions necessary for life. Each type is specifically shaped to carry out one reaction. Enzyme activity can be affected by temperature.

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Enzyme structure

Enzymes are proteins. Their folded chains of amino acids can be represented by simple shapes.

A folded amino acid chain, On the left is a series of amino acids represented as circles in a shape vaguely resembling a human ear. Theres a gap at the bottom right. This is represented as a oval with two sections which look like half hexagons, removed at the right hand side.