6. During cellular respiration, most of the ATP made is generated by

A. oxidative phosphorylation
B. photophosphorylation
C. glycolysis
D. substrate-level phosphorylation

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7. An important function of cholesterol is to

A. modulate fluidity
B. enhance blood circulation
C. prevent bile salts formation
D. None of these

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8. To stop ATP synthesis which chemical is generally used?

A. DNSA
B. 2,4 dinitrophenol
C. DDT
D. None of the chemicals can stop ATP synthesis

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9. The enzymes of the TCA cycle in a eukaryotic cell are located in the

A. nucleus
B. mitochondria
C. plasma membrane
D. lysosomal bodies

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10. The citric acid cycle occurs in

A. cytoplasm
B. mitochondria
C. endoplasmic reticulum
D. Golgi bodies

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