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30 questions
Which molecule enters the Kreb's Cycle?
Pyruvate
Glucose
Acetyl CoA
reducing powers
Where does the electron transport chain (ETC) occur?
Mitochondrial matrix
Outer mitochondrial membrane
Inner mitochondrial membrane
Cytosol
The light dependent reactions occur in the ________ and the light independent reactions take place in the ________.
Which of the following molecules is not needed for the Calvin Cycle?
CO2
ATP
NADPH
H2O
What is the primary function of the light dependent reactions of photosynthesis?
What is one function of the other pigments besides chlorophyll in the chloroplast?
to block damaging wavelengths of light
to absorb different wavelengths of light
to provide different colors to the leaves
to transfer energy to a separate photosystem besides the one using chlorophyll a and b.
The main function of fermentation in animal cells is to
glycolysis, oxidative phosphorylation, the citric acid cycle, pyruvate oxidation
pyruvate oxidation, oxidative phosphorylation, glycolysis, the citric acid cycle
glycolysis, pyruvate oxidation, the citric acid cycle, oxidative phosphorylation
the citric acid cycle, oxidative phosphorylation, glycolysis, pyruvate oxidation
During cellular respiration, H+ ions (protons) build up in the _________ of the mitochondrion and then flow through __________ into the mitochondrial _________.
inner membrane, ATP synthase, matrix
Krebs cycle, ATP synthase, matrix
mitochondrial matrix, ATP synthase, membrane
intermembrane space, ATP synthase, matrix
Enzymes have a specific conformation and function, which means that only one ___________ will bind to their active site.
product
substrate
reaction
initiator
Given the graph of the chemical reaction, how could you increase the reaction rate?
add more substrate
lower the temperature
add more enzyme
add competitive inhibitor molecules
Why won't the enzyme in the noncompetitive inhibitor box work?
Another molecule is occupying the active site
A regulatory molecule has bound to an allosteric site locking the enzyme into an active conformation
A regulatory molecule has bound to an allosteric site locking the enzyme into an inactive conformation
The enzyme is no longer within its optimum pH range
Enzymes are reusable and are not consumed by the reactions that they catalyze.
True
False
Cellular respiration is a/an _____________ process that breaks food down and releases energy, while photosynthesis is a/an _____________ process that plants and some prokaryotes use to capture light energy in order to make ________.
anabolic, catabolic, proteins
catabolic, anabolic, nucleic acids
catabolic, anabolic, sugars
anabolic, catabolic, nucleic acids
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