Enzymes-Short

Enzymes are considered to be 

• Lipids
• Carbohydrate
• Protein
• Nucleic Acid

What is the purpose  of an enzyme?

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

Where do substrates bind on an enzyme?

• voltage-gated channels
• surface receptor
• calcium channels
• active site

What is structure A?

• Substrate
• Active site
• Enzyme
• Products

What is the name for the mechanism of enzyme activity?

• Lock and key
• jigsaw puzzle
• hammer and nail
• two hands pattern

What makes an enzyme substrate specific?

• Size
• Shape
• Name
• Location it is found in

The part of the enzyme that the substrate bonds to is called the _____.

• active site
• activation energy
• bond site
• peptide bond

How do enzymes increase the speed of chemical reactions?

• reducing the number of products   
• reducing the activation energy
• increasing the temperature of the cell
• increasing the concentration of reactants 

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

• Coenzyme
• Substrate
• Vitamin
• Polypeptide

After the enzyme and substrate bind together and perform the reaction, what does the substrate become?

• a substrate
• an enzyme
• a product
• an active site