Bio 201 Exam 2 Study Questions and Correct Answers
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Course
BIO 201
Institution
BIO 201
A chemical reaction that has a positive G is correctly described as, Endergonic
The primary function of an enzyme or any biological catalyst is to reduce the energy of activation and increase the rate of a reaction.
Altering the three-dimensional structure of an enzyme might prevent the substrate...
Bio 201 Exam 2 Study Questions and
Correct Answers
A chemical reaction that has a positive G is correctly described as, ✅Endergonic
The primary function of an enzyme or any biological catalyst is to ✅reduce the energy
of activation and increase the rate of a reaction.
Altering the three-dimensional structure of an enzyme might ✅prevent the substrate
from binding the enzyme's active site.
A bowl of sugar water is very stable. However, cells can rapidly break down sugar into
carbon dioxide and water. What is the best explanation for this observation?
✅Enzymes in the cell catalyze the breakdown of glucose.
How can a living cell increase the rate of a chemical reaction? ✅By using a catalyst.
Ubiquitin... ✅tags proteins for degradation.
Patients with McArdle's Disease lack an enzyme in their livers that catabolizes glycogen
to glucose. These individuals tire easily during exercise. Which of the following would
best explain this symptom? ✅Glycogen must be broken down to glucose to be used in
metabolism.
The primary complexes for protein synthesis and degradation in eukaryotes are _____
and _____ respectively. ✅ribosomes and proteasomes
The equation, C6H12O6 + 6O26CO2 + 6H2O (ATP + Heat), describes which of the
following processes? ✅cell respiration
Where does glycolysis takes place? ✅cytosol
Which of the following statements is true? ✅The citric acid cycle occurs in the
mitochondria matrix.
Which compound has the highest free energy and produces the most ATP per molecule
when oxidized? ✅glucose
How many ATP and NADH molecules are produced from each molecule of glucose in
the citric acid cycle only (do not consider pyruvate oxidation)? ✅2 ATP, 6 NADH
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