Proteins& Enzymes Review Questions

What is the monomer of a protein?

• Amino Acid
• Nucleic Acid
• Monosaccharide
• Nucleotide

Tags

NGSS.HS-LS1-6

The structure of proteins can be changed by environmental factors such as temperature or pH.

• True
• False

Enzymes are considered to be 

• Lipids
• Carbohydrate
• Protein
• Nucleic Acid

Tags

NGSS.MS-LS1-7

What is the purpose  of an enzyme?

• give permission for the reaction
• raise activation energy
• speed up reactions
• control how many reactions occur

Tags

NGSS.MS-LS1-7

Which of the following conclusions can be drawn from this graph?

• 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 .
  

Based on the graph, what temperature does this enzyme work best? 

• 15 C
• 40 C
• 30 C

Tags

NGSS.HS-PS1-5

What happens when enzymes are heated to a high temperature?

• The enzymes die.
• The shapes of the enzyme are altered or denatured
• The enzymes' amino acid sequence changes.
• The enzymes remain the same

Which of the following elements is NOT found in proteins?

• Carbon

• Hydrogen

• Oxygen

• Phosphorus

Tags

NGSS.HS-LS1-6

The molecule that binds to the enzyme is called...

• Substrate

• Enzyme

• Enzyme-Substrate Complex

• Product

What is created or produced in a chemical reaction is known as...

• Substrate

• Enzyme-Substrate Complex

• Enzyme

• Product

Tags

NGSS.HS-PS1-6