Question

unit 2 exam 2025-26
where does the krebs cycle take place?
○ cytoplasm
○ inner membrane of mitochondria
○ matrix of mitochondria
○ thylakoid

Explanation:

The Krebs cycle, also known as the citric - acid cycle, occurs in the matrix of mitochondria. The cytoplasm is involved in glycolysis, the inner membrane of mitochondria is related to the electron - transport chain, and thylakoids are in chloroplasts and involved in photosynthesis.

Answer:

C. Matrix of mitochondria