Photosynthesis
what "energy" is the input of photosynthesis?
Solar energy (light)
what gradient does ATP synthase use to work?
Proton (H+) gradient
where does the Krebs cycle occur?
Mitochondrial matrix
Oxygen
What agent loses electrons in a redox reaction?
Reducing agent
What are the names of the reaction centers in photosystems I and II?
I: P700
II:P680
The electron transport chain
Most CO2 from catabolism is released during
Krebs Cycle
What are we regenerating in fermentation pathways?
NAD+
What two things signify a redox reaction is occurring?
Dehydrogenase enzyme, NAD+ -> NADH
Where do electrons come from as they enter photosystem II?
Water
How do we make ATP in glycolysis and the Krebs cycle?
Substrate level phosphorylation
What enzyme modifies pyruvate and moves it into the Krebs cycle?
Pyruvate dehydrogenase complex
Organisms that can switch between fermentation and respiration to synthesis ATP are called what?
Facultative organisms
would an exergonic reaction have a positive or negative delta G?
Negative
What chemical reaction results in the production of CO2 during alcohol fermentation?
pyruvate -> acetaldehyde
What is the final electron acceptor in aerobic respiration?
O2
What process does of fermentation does not produce ATP?
NAD+ regeneration
What are 3 things that can affect an enzymes activity?
In the cholorplast, hydrogen ions are pumped from the ______ into the thylakoid
Stroma
What type of metabolism is cellular respiration?
Catabolic
What do we call an enzyme that has no lack of substrate concentration, flatting out the reaction curve?
Saturated