krebs cycle Flashcards
(15 cards)
What is Krebs cycle?
A series of redox reactions
What does acetyl CoA bond to?
A 4 carbon molecule
What is this process called?
Fixing
What is formed?
A 6 carbon molecule
What is removed?
Coenzyme A
What happens to the 6 carbon molecule?
It is oxidised into a 5 carbon molecule
What is required?
Oxidised NAD
What is produced?
Reduced NAD and CO2
What happens to the 5 carbon molecule?
It is oxidised into the original 4 carbon molecule
What is required?
Oxidised NAD and oxidised FAD
What is produced?
Reduced NAD, reduced FAD, ATP and CO2
Where do the reduced coenzymes go?
They take hydrogen atoms to the electron transport chain
Where does Krebs take place?
The matrix
How many times does Link reaction and Krebs occur per glucose molecule?
Twice each
What are other respiratory substrates?
Fatty acids and glycerol, amino acids
