Plant Structure Which of the following statements about the outer mitochondrial membrane is not true? The outer membrane is about 50% lipid and 50% protein by weight The outer membrane is impermeable to hydrogen ions The outer membrane contains porins The outer membrane is highly permeable to substances of small molecular weight The outer membrane is about 50% lipid and 50% protein by weight The outer membrane is impermeable to hydrogen ions The outer membrane contains porins The outer membrane is highly permeable to substances of small molecular weight ANSWER DOWNLOAD EXAMIANS APP
Plant Structure What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients? ATP Creatine phosphate The redox reactions of electron transport Glycolysis ATP Creatine phosphate The redox reactions of electron transport Glycolysis ANSWER DOWNLOAD EXAMIANS APP
Plant Structure The element neon (Ne) has eight electrons in its outermost electron shell. How many covalent bonds will Ne readily form? Four Two One None Four Two One None ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Both plant and animal cell possess cell walls mitochondria chloroplast central vacuoles cell walls mitochondria chloroplast central vacuoles ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following experimental results does not support Mitchell's chemiosmosis theory? Addition of dinitrophenol to isolated mitochondria during electron transport was shown to inhibit acidification of the medium 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 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 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 was shown to inhibit electron transport, but had no effect on ATP synthesis ANSWER DOWNLOAD EXAMIANS APP
Plant Structure The cell membrane is made up of phospholipids lipoproteins cellulose phosphoproteins phospholipids lipoproteins cellulose phosphoproteins ANSWER DOWNLOAD EXAMIANS APP
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