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 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 ANSWER DOWNLOAD EXAMIANS APP
Plant Structure The composition of the inner mitochondrial membrane is most like that of the cell's plasma membrane some bacterial plasma membranes the nuclear membrane the outer mitochondrial membrane the cell's plasma membrane some bacterial plasma membranes the nuclear membrane the outer mitochondrial membrane ANSWER DOWNLOAD EXAMIANS APP
Plant Structure The mitochondria were known in the nineteenth century to be osmotically active on the basis of evidence that the mitochondrial matrix is hypertonic to the cellular cytoplasm the mitochondrial matrix is hypotonic to the cellular cytoplasm mitochondria are surrounded by a semi permeable membrane mitochondria were derived from a symbiotic bacterium the mitochondrial matrix is hypertonic to the cellular cytoplasm the mitochondrial matrix is hypotonic to the cellular cytoplasm mitochondria are surrounded by a semi permeable membrane mitochondria were derived from a symbiotic bacterium 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 In plant cells, which of the following is not a function of the large central vacuoles of plant cells? Waste storage water content Support Storage of food Contractile regulation of Waste storage water content Support Storage of food Contractile regulation of ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following can be found as a part of the mitochondrial matrix? DNA Enzymes Ribosomes All of these DNA Enzymes Ribosomes All of these ANSWER DOWNLOAD EXAMIANS APP
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