Kerala State PSC Exam Model Paper 20

Question : 58 of 100

Marks: +1, -0

Which of the following experimental results does not support Mitchell's chemiosmosis theory?

Addition of dinitrophenol to isolated mitochondria was shown to inhibit electron transport, but had no effect on ATP synthesis
Electron transport in isolated mitochondria was shown to result in acidification of the medium
An artificial proton gradient across the inner mitochondrial membrane drives ATP synthesis in the absence of electron transport
Addition of dinitrophenol to isolated mitochondria during electron transport was shown to inhibit acidification of the medium

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