Krebs

Question 1

Krebs occurs in:

Answer 1

• mitochondrial matrix

Question 2

reorder this card to come after the steps

• in the mitochondria, in order for pyruvate to enter the krebs cycle, it must undergo what reaction? What is pyruvate converted to?

Answer 2

• in the mitochondria, in order for pyruvate to enter the krebs cycle, it must undergo 3 decarboxylation reactions & to be converted to acetyl coA

the carbon atoms that are in pyruvate will be released as CO2 (hence decarboxylation-release of CO2)

Question 3

2 intermediates in the kreb’s cycle that have chiral centers:

Answer 3

isocitrate & malate