Unit 3: Energy Flow - Biochemical Rxns & Enzymes -Concepts 1 & 2

Which letter shows the activation energy required WITHOUT enzyme?

• A
• B
• C

Which line shows the energy of the reaction WITH enzyme?

• Black
• Red
• Both

Tags

NGSS.HS-PS1-4

Would the test tube that this reaction occurs in feel warm or cold?

• Warm
• Cold

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Which letter represents the enzyme?

• A
• B
• C
• E

 What are the products of the chemical reaction?CH₄ + 2O₂ -->
CO₂ + 2H₂O

• CH₄ + 2O₂
• 2H₂O+ 2O₂
• CO₂ + 2H₂O
• CH₄ +CO₂

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Does the energy diagram show an exothermic reaction of an endothermic reaction?

• Endothermic
• Exothermic

Tags

NGSS.HS-PS1-4

An enzyme is a 

• Protein
• Carbohydrate
• Lipid
• Nucleic Acid

Tags

NGSS.HS-LS1-1

An enzyme's _________ determines its function.

• Structure
• Name
• Concentration
• pH

An enzyme speeds up a reaction by

• lowering the activation energy.
• raising the activation energy.
• releasing energy.
• absorbing energy.

Tags

NGSS.HS-PS1-5

In a chemical reaction, a reactant binds to an enzyme at a region known as the

• catalyst.
• product.
• substrate.
• active site.