Chemical Reactions and Enzymes

A process that involves rearrangement of the molecular structure of a substance

• Chemical change
• Physical change
• Activation change
• Reactant change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

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

Tags

NGSS.HS-PS1-2

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

An enzyme's _________ determines its function.

• Structure
• Name
• Concentration
• pH

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

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Which of the following correctly describes enzymes?

• They are lipids.
• They are reusable.
• They all work at the same pH.
• They work best when they are denatured.

An enzyme fits its substrate like 

• a lock and key
• peas and carrots
• a product and reactant