Enzymes

Front

Enzymes are: nucleic acids, proteins, lipids, carbohydrates

Back

proteins

Front

What binds to the active site of an enzyme? Options: substrate, product, codon, none of the above

Back

substrate

Front

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

Back

30 C

Front

What is the function of an enzyme?

Back

they speed up chemical reactions

Front

What happens when enzymes are heated to a high temperature?

Back

The shapes of the enzyme are altered or denatured

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

Enzymes are composed of which of the following monomers? Options: amino acids, carbohydrates, nucleotides, monosaccharides

Back

amino acids

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

What is another name for enzymes?

Back

biological catalysts

Front

Which line represents an enzyme-catalyzed reaction? Options: Line 1, Line 2

Back

Line 2