Enzymes

Front

How do enzymes speed up chemical reactions?

Back

Decreasing activation energy

Front

What is a substance called if it speeds up a chemical reaction?

Back

catalyst

Front

Each enzyme only has 1 substrate that will fit its active site. What is this called?

Back

specificity

Front

With what 3 letters do enzymes typically end?

Back

-ase

Front

The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?

Back

Enzyme decrease the activation energy of the reaction.

Front

Which conclusion can be drawn from the graph regarding the enzyme's optimum pH? 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 from 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

Any substance that is acted upon by an enzyme is called a(n)?

Back

Substrate

Front

Based on the graph, what is the optimal temperature for this enzyme? Options: 15^oC, 40^oC, 30^oC, 35^oC

Back

30^oC

Front

In the diagram, what is letter A? Options: product, substrate, enzyme-substrate complex, active site

Back

enzyme-substrate complex

Front

Enzymes are... (Options: nucleic acids, proteins, lipids, carbohydrates)

Back

proteins