Three factors that increase the rates of enzyme-controlled reactions are the
A. size of the enzyme compared to the substrate, the number of active sites, and the ratio of enzyme to substrate molecules.
B. number of enzyme and substrate molecules formed, and strength of the enzyme.
C. temperature of the reaction, number of H2O molecules, and bond strength.
D. number of enzyme molecules, number of substrate molecules, and efficiency of the enzyme.
Answer: D
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A. Hemothorax B. Chylothorax C. Hydrothorax D. Empyema
The arteries that directly feed into the capillary beds are called ________.
A) muscular arteries B) elastic arteries C) arterioles D) venules
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a. altering the formation of neurotransmitters b. blocking neurotransmitter reuptake c. blocking receptors d. blocking channels e. all of the above
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A) Yes, but only systolic pressure can be read. B) Yes, but only diastolic pressure can be read. C) No, blood pressure must be measured using a pressure cuff and stethoscope. D) Yes, both systolic and diastolic pressures can be read.