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Enzyme labeling can be used to map the structure of the active site of an enzyme using an affinity label, a molecule that is structurally similar to the substrate. which of the following statements about enzyem labeling is true?
a.) the affinity label dissociates quickly from the regenerated enzyme
b.) labeling is an example of noncompetitive inhibition
c.) labeling relies upon only noncovalent intermolecular forces
d.) labeling reduces Km and increases Vmax
e.) labeling involes covaletn modification of the enzyme
Why is it significant for clinical laboratory personnel to follow proper methods of sterilization and specimen control.
What is a polar molecule? Hydrogen bonding? Describe the high surface tension of water. How is this related to the proper function of the pleural serous membranes.
DIagram a chain of two RNA nucleotides. Use R for the nitrogenous bases. Then, briefly describe why RNA is usually single-stranded and why it is less stable than DNA.
The visits of the first robotic missions to the icy moons radically changed scientists' conceptions of the suitability of these worlds to host life. Which of the following statements about this change in perception is true? Select each true statem..
A student needs 260 ml of buffer at the working concentration (1X) and has a 20X buffer stock. What volume of the 20X stock is required?
Compute the number of RBC if the dilution is 1:50, the cell count is 400 cells counted in five (5) RBC squares of the hemocytometer.
Suppose that the equilibrium potential for sodium ion across a skeletal muscle is +66 mv at a temperature of 37 degree celcius when the external concentration is 145 mM
The procedure of beta oxidation and fatty acid synthesis are regulated in such a manner that neither procedure is active at the same time.
Explain the causes, symptoms, effects of the bulimia and anorexia. Describe the mechanism of their reversible effects. Determine the net change of the Gibbs free energy for a DNA machine.
Discuss the purpose of the plyvalent anitgen solution? What results are desired? What would invalidate the test?
Describe how the lymphatic system can hinder the spread of cancer. Describe how the lymphatic system may actually aid in the spread of cancer.
Contrary to the legend camels do not store water in their humps, that actually consist of a large fat deposit. How can these fat deposits serve as a source of water.
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