Which organelle is the main site of aerobic respiration in a eukaryotic cell?
Answer and explanation
Correct answer: B. The mitochondrion, where the Krebs cycle and oxidative phosphorylation take place
- Step 1: Aerobic respiration releases most of its ATP in the mitochondrion. Step 2. The Krebs cycle is in the matrix and the electron transport chain is on the inner membrane. Answer: the mitochondrion. Why not the others: the Golgi, ribosome and lysosome have other jobs.
Practise more Cells, Biological Molecules and Genes.
Free questions with an explanation for every one, and full timed Cambridge A-Level mock tests.
More Cells, Biological Molecules and Genes questions
- What type of bond joins amino acids together in a polypeptide?
- A competitive inhibitor reduces the rate of an enzyme-controlled reaction. Which statement explains this?
- In the fluid mosaic model of the cell surface membrane, what is the function of cholesterol?
- A cell placed in a solution has a water potential lower than the cell contents. What happens?
- Which statement about DNA replication is correct?
- What is the role of mRNA in protein synthesis?