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EL Bio 1.3 Enzyme QUIZ
By Andrea Craig
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Last updated over 3 years ago
9 questions
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1
1
1
1
3
1
5
1
1
Question 1
1.
An
enzyme
is what type of macromolecule?
nucleic acid
carbohydrate
protein
Question 2
2.
What model has an
enzyme
fiting perfectly
with its
substrate
?
activation model
lock and key model
puzzle piece model
Question 3
3.
Pepsin (enzyme in stomach to digest food) works
best
at
pH of 2
.
Which graph best shows what will happen to the activity of pepsin as the pH of the stomach is
increased
?
Question 4
4.
Enzymes can only work with a particular substrate because...
the substrate and enzyme
permanently bond
an enzyme is only used once before it is
destroyed
the substrate and enzyme have
specific matching shapes
Question 5
5.
Choose all
that
affect
enzyme function (how well it works /
como se funciona
).
concentration of substrate or enzyme
the types of bonds found in the molecules
pH
Question 6
6.
Observe the graph above. Which
letter
represents the reaction with the
presence of an enzyme
?
A
D
B
Question 7
7.
Using the picture above, match the
numbers
with the
correct term
.
Draggable item
arrow_right_alt
Corresponding Item
Active site
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
Question 8
8.
An enzyme works by
raising ⬆ the
activation energy
and decreasing ⬇ the
speed of reaction
denaturing the molecule
lowering ⬇ the
activation energy
and increasing ⬆ the
speed of reaction
Question 9
9.
At
what pH
is
lipase
denatured (stops working completely /
paren de trabajar
)?
below 4 and above 12 (abajo de 4 y arriba de 12)
between 4 and 12 (entre 4-12)
8
temperature
1
Substrates
5
Enzyme
3
Enzyme-substrate complex
2
Products
4