Hbio Energy/Enzymes/ATP

What is a substance called if it speeds up a chemical reaction?

• reusable
• catalyst
• specific
• fragile

Tags

NGSS.HS-PS1-5

Enzymes are...

• nucleic acids
• proteins
• lipids
• carbohydrates

Tags

NGSS.MS-LS1-7

An enzyme speeds up a chemical reaction in the cell but can only be used once.  True or False? 

• true
• false

Tags

NGSS.MS-LS1-7

What is the function of an enzyme?

• enzymes break themselves into small pieces
• enzymes slow down chemical reactions
• enzymes speed up chemical reactions
• enzymes combine products to form reactants 

Tags

NGSS.MS-PS1-2

Enzymes speed up reaction rates by changing...

• Activation Energy
• pH
• Hydrogen Bonds
• Kinetic Energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Enzymes catalyze reactions by ___________ Activation Energy.

• Increasing
• Decreasing

Tags

NGSS.HS-PS1-4

What are the parts of the ATP molecule?

• adenine, thylakoids, stroma
• stroma, grana, chlorophyll
• adenine, ribose, phosphate groups
• NADH, NAHPH, FADH

Tags

NGSS.MS-LS1-7

What is the function of ATP in living things?

• provides energy for cells
• stores genetic information
• provides structure in the nucleus

Tags

NGSS.HS-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

The second law of thermodynamics says that when energy is converted, some will always be lost as ...

Tags

NGSS.HS-PS3-4