Access printable enzymes worksheets
Q.
Enzymes belong to which group of organic molecules?
answer choices
nucleic acids
proteins
lipids
carbohydrates
Q. What is a substance called if it speeds up a chemical reaction?
answer choices
reusable
catalyst
specific
fragile
Q. With what 3 letters do enzymes typically end?
answer choices
-ose
-ase
-ese
-tic
Q. The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
answer choices
Enzymes increase the energy of the reactants.
Enzymes decrease the energy level of the products.
Enzyme decrease the activation energy of the reaction.
Enzymes reverse the direction of the reaction.
Q. In the diagram, what is letter A?
answer choices
product
substrate
enzyme-substrate complex
active site
Q. Letter D...
answer choices
active site
enzyme
substrate
products
Q. An enzyme speeds up a chemical reaction in the cell but can only be used once. True or False?
answer choices
true
false
Q. What is the function of an enzyme?
answer choices
enzymes break themselves into small pieces
enzymes slow down chemical reactions
enzymes speed up chemical reactions
enzymes combine products to form reactants
Q. What happens when enzymes are heated to a high temperature?
answer choices
The enzymes die.
The shapes of the enzyme are altered denature
The enzymes' amino acid sequence changes.
The enzymes remain the same
Q. Which of these is most likely an enzyme?
answer choices
Sucrose
Galactose
Fructose
Amylase
Q. Letter B...
answer choices
active site
enzyme
substrate
products
Q. Letter C...
answer choices
active site
enzymes
substrate
products
Q. Which enzyme is most efficient in a basic solution?
answer choices
A
B
Q. Where do substrates bind on an enzyme?
answer choices
voltage-gated channels
surface receptor
calcium channels
active site
Q. What is the name for the mechanism of enzyme activity?
answer choices
Lock and key
jigsaw puzzle
hammer and nail
two hands pattern
Q. Letter E...
answer choices
active site
enzyme
substrate
products
Q. Which of the following conclusions can be drawn from this graph?
answer choices
The optimum pH of the enzyme is 6.6.
The optimum pH of the enzyme is 5.8
The enzyme’s activity increases as pH increases 5.0 to 9.0
The enzyme’s activity is greater around pH of 8.0 .
Q. What makes an enzyme substrate specific?
answer choices
Size
Shape
Name
Location it is found in
Q. Which substrate would this enzyme catalyze?
answer choices
Δ
σ
∅
μ
Q.
Which 2 factors can affect the rate of enzyme activity?
answer choices
Light intensity
Temperature
pH
Oxygen concentration
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