Cellular Respiration
What sugar is involved in cellular respiration?
glucose
1. alcohol
2. lactic acid
Where is the electron transport chain located in eukaryotes?
Inner membrane of mitochondria
Kreb cycle
Where does glycolysis take place?
Cytoplasm
What are the two processes in cellular respiration?
anaerobic and aerobic
What is released from pyruvate during alcohol fermentation?
What is cristae?
increases surface area for electron transport chain for redox reactions to take place
What does citric acid cycle break down?
it completes the breakdown of pyruvate to CO2
What does pyruvate oxidize to?
Acetyl COA
Whats the formula of cellular respiration?
C6H12O6+6O2-->6CO2+6H2O+ATP energy
In lactic acid fermentation ___ is reduced by NADH to form lactate.
pyruvate
In electron transport chain, what are proteins called?
Cytochromes
After the citric acid cycle turns twice, how many ATP is created?
When glucose gets broken down what does it result in?
2 molecules of pyruvate
What are the 3 stages of cellular respiration?
Glycolysis, citric acid, oxidative phosphorylation
What is formed in alcohol fermentation?
Acetaldehyde
Electrons in the electron transport chain release ___ energy
free
Each turn of the citric acid cycle ___ molecules derived from one pyruvate molecule
oxidizes
What two phases occur in glycolysis?
1. Energy investment phase
2. Energy payoff phase
What energy is involved in cellular respiration?
ATP
Acetaldehyde is reduced by ___ to ethanol in alcohol fermantation.
NADH
What protons are pumped in the electron transport chain?
H+
How many steps are in the citric acid cycle?
8
What happens in substrate level phosphorylation?
smaller amount of ATP is formed