Plant Structure
Which of the following statements about the outer mitochondrial membrane is not true?

The outer membrane is highly permeable to substances of small molecular weight
The outer membrane is impermeable to hydrogen ions
The outer membrane contains porins
The outer membrane is about 50% lipid and 50% protein by weight

ANSWER DOWNLOAD EXAMIANS APP

Plant Structure
Which is not true about a photon?

The shorter the wavelength, the greater the energy of the photons
It is a packet of light energy
It donates electron to reduce carbon dioxide to glucose
It is trapped by photosynthetic unit

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER DOWNLOAD EXAMIANS APP