Enzymes and Chemical Reactions

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

Enzymes are capable of increasing the rate of a chemical reaction within a living cell.  Enzymes accomplish this through which of the following means?

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

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-5

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

Tags

NGSS.MS-LS1-7

In the diagram, what is letter A? 

• product
• substrate
• enzyme-substrate complex
• active site

Letter D...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-LS1-7

Letter B...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

Letter C...

• active site
• enzymes
• substrate
• products

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

Letter E...

• active site
• enzyme
• substrate
• products

Tags

NGSS.MS-LS1-7

In a chemical reaction, ________ are what you have at the end

• Products

• Molecules

• Reactants

• Substances

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5