The process of cellular respiration, which converts simple sugars such as glucose into CO2 and water, is an example of _____.
Energy is observed in two basic forms: potential and kinetic. Which of the following correctly matches these forms with a source of energy?
Which of the following statements about the combustion of glucose with oxygen to form water and carbon dioxide (C6H12O6 + 6 O2 > 6 CO2 + 6 H2O) is correct?
Which of the following statements about equilibrium of chemical reactions is correct?
Which of the following statements about ATP (adenosine triphosphate) is correct?
Enzymes are described as catalysts, which means that they
Which of the following would be unlikely to contribute to the substrate specificity of an enzyme?
Which of the following is NOT a way in which an enzyme can speed up the reaction that it catalyzes?
The binding of a compound to an enzyme is observed to slow down or stop the rate of the reaction catalyzed by the enzyme. Increasing the substrate concentration reduces the inhibitory effects of this compound. What could account for this observation?
In feed back regulation of a metabolic pathway,
If an enzyme operates at a certain pH, and has been saturated with substrate, what is the best way to speed up the reactions?
Which of the following metabolic processes can occur without a net influx of energy from some other process?
1)amino acids > protein
2)ADP + P i > ATP + H2O
3) 6 CO2 + 6 H2O > C6H12O6 + 6 O2
4) glucose + fructose > sucrose
5) C6H12O6 + 6 O2 > 6 CO2 + 6 H2O
some bacteria operate in high temperatures b/c
What will happen if an enzyme is added to a solution where the substrate and the product are in equilibrium?
Catabolic pathways
Anabolic pathways
4 types of energy
Kinetic energy
Thermal energy
Potential energy
1st law of thermodynamics
Second law of thermodynamic
Spontaneous process
Free energy equation
What does ?G have to be for the reaction to be spontaneous?
When a system is at equilibrium ______
Exergonic reaction
3 types of cellular work within a cell
amound of Energy released from ATP break down
Describe energy coupling
How does an enzyme speed up a reaction?
What occurs when a substrate binds to an enzyme?
Way that enzymes lower the required activation energy
competitive substrate v. noncompetitive
Cofactor or a noncompetitve inhibtor can both cause what kind of reaction
Allosteric reaction control
Binding of ____ stabilizes the shape of an enzyme in the active state
____ stabilizes the inactive form of an enzyme
Feedback inhibition
a) ?S is positive and ?H is negative
b) ?S is negative and ?H is positive
c) ?S is positive and ?H is positive
d) ?S is negative and ?H is negative

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