Which of the following statements describes the phosphorylation event that occurs during the process known as oxidative phosphorylation?
(a) A phosphate group is added to ADP.
(b) ATP is hydrolyzed in order to add phosphate groups to protein substrates.
(c) A phosphate group is added to molecular oxygen.
(d) Inorganic phosphate is transported into the mitochondrial matrix, increasing the local phosphate concentration.
(a)
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A decrease in cortisol triggers a negative feedback
loop and causes release of a. adrenocorticotropin. b. cortisol. c. corticotropin releasing hormone. d. insulin. e. thyroxine.
As few as __________ Escherichia coli O157:H7
cells can cause disease. a. 11 b. 100 c. 10 d. hundreds e. thousands
Which embryonic tissue is defective if an embryo
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