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 during electron transport was shown to inhibit acidification of the medium Addition of dinitrophenol to isolated mitochondria was shown to inhibit electron transport, but had no effect on ATP synthesis An artificial proton gradient across the inner mitochondrial membrane drives ATP synthesis in the absence of electron transport Electron transport in isolated mitochondria was shown to result in acidification of the medium Addition of dinitrophenol to isolated mitochondria during electron transport was shown to inhibit acidification of the medium Addition of dinitrophenol to isolated mitochondria was shown to inhibit electron transport, but had no effect on ATP synthesis An artificial proton gradient across the inner mitochondrial membrane drives ATP synthesis in the absence of electron transport ANSWER DOWNLOAD EXAMIANS APP
Plant Structure If the ends of the following polysaccharide are pulled, which one would stretch the most? Glycogen Cellulose None of these Starch Glycogen Cellulose None of these Starch ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which part of a plant contains the male sex cell? Ova Stamen Pollen Style Ova Stamen Pollen Style 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? One Four Two None One Four Two None ANSWER DOWNLOAD EXAMIANS APP
Plant Structure In plant cells, which of the following is not a function of the large central vacuoles of plant cells? Waste storage water content Storage of food Contractile regulation of Support Waste storage water content Storage of food Contractile regulation of Support ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria? Both can live and function independently of the cell Both have their own ribosomes Both have their own DNA Both strongly resemble prokaryotes, especially in size Both can live and function independently of the cell Both have their own ribosomes Both have their own DNA Both strongly resemble prokaryotes, especially in size ANSWER DOWNLOAD EXAMIANS APP
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