Enzymes

Front

Proteins are composed of what smaller building blocks? Options: amino acids, nucleic acids, fatty acids, nucleotides

Back

amino acids

Front

Based on the graph, what temperature does this enzyme work best? Options: 15 C, 40 C, 30 C

Back

30 C

Front

Enzymes are: nucleic acids, proteins, lipids, carbohydrates

Back

proteins

Front

Enzymes are _________ that __________ chemical reactions.

Back

proteins, speed up

Front

Which of the following conclusions can be drawn from this graph? Options: The optimum pH of the enzyme is 6.6, The optimum pH of the enzyme is 5.8, The enzyme’s activity increases as pH increases 5.0 to 9.0, The enzyme’s activity is greater around pH of 8.0.

Back

The optimum pH of the enzyme is 6.6.

Front

How would an enzyme affect the reaction in a biochemical process?

Back

The activation energy would become lower and the reaction will speed up

Front

Where do substrates bind on an enzyme?

Back

active site

Front

What happens when enzymes are heated to a high temperature?

Back

The shapes of the enzyme are altered or denatured

Front

What happens to an enzyme when it is denatured?

Back

It loses its shape.

Front

Factors that can change the shape of an enzyme and denature it: Excessive heat and changes in pH, Nothing can, Exposure to light and sound, Exposure to bacteria and Amoebas

Back

Excessive heat and changes in pH