Enzyme Practice

Enzymes are...

• Nucleic Acids
• Proteins
• Lipids
• Carbohydrates

Which of the following binds to an active site of an enzyme?

• Substrate
• Product
• Codon
• None of these

An enzyme speeds up a chemical reaction in the cell, but can only be used once.

• True
• False

Enzymes speed up a chemical reaction by...

• destroying products
• lowering activation energy
• increasing activation energy
• allowing reactions to process at their own speed

Which substrate would this enzyme catalyze?

• Δ
• σ
• ∅
• μ

An enzyme and its substrates are often referred to a ________________________ shape.

• misfit
• fan & air
• balloon & string
• lock & key

Any substrate that is acted upon by an enzyme is called a(n)

• substrate
• reactant
• nucleic acid
• both a & b

Based on the graph, what temperature does this enzyme work best?

• 30* C
• 15* C
• 47* C
• 40* C

Tags

NGSS.HS-PS1-5

In the diagram, what is letter E?

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

What factors affect an enzyme's reaction rate?

• temperature 
• pH
• substrate concentration
• all of these