In eukaryotic cells, Krebs cycle reactions occur:
A) Close to the plasma membrane
B) In the cytoplasm
C) In the mitochondrial matrix
D) On the internal membrane of the mitochondria
E) In the large ribosomal subunit
IMAT 2024 · Question 12
Q12 - The Krebs cycle
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The correct answer is C) In the mitochondrial matrix.
The Krebs cycle happens in the mitochondrial matrix.
The inner membrane (D) is where the electron transport chain is, so it's an easy mix-up. Glycolysis is the step in the cytoplasm.
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