Metabolism & Enzymes

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

• reusable
• catalyst
• specific
• fragile

In the diagram, what is letter A? 

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

Enzymes are...

• nucleic acids
• proteins
• lipids
• carbohydrates

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

With what 3 letters do enzymes typically end?

• -ose
• -ase
• -ese
• -tic

Tags

NGSS.MS-LS1-7

Where do substrates bind on an enzyme?

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

The "lock and key hypothesis" attempts to explain the mechanism of?

• Vacuole formation
• Pinocytosis
• Sharing of electrons
• Enzyme specificity 

Which substrate would this enzyme catalyze?

• Δ
• σ
• ∅
• μ

What makes an enzyme substrate specific?

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

Enzymes need certain environmental conditions in order to function properly.  What happens when enzymes are heated to a high temperature?

• they die
• they denature
• they change their amino acid sequence
• they work better

Tags

NGSS.HS-PS1-5