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- The ΔG°′ value for glucose-1-phosphate is -20.9 kJ/mol. If glucose and phosphate are both at 4.8 mM, what is the equilibrium concentration of glucose-1-phosphate?True or False. Do all reducing sugars produce a positive result in an Osazone test?A 0.0284 M aqueous solution of lactic acid, HC3H5O3, a substance that accumulates in the blood and muscles during physical activity, is found to be 6.7% ionized. Determine the value of Ka for lactic acid.
- Draw an approximate titration curve of glycine. Label the approximate isoelectric point of the glycine on the curve and be sure to label the axis of the graph. Pk1 is 2.35 and pk2 is 9.78 for glycine.Murein in a bacterial cell wall is a polymer of N-acetyl glucosamine and N-acetyl muramic acid. True or falseThe following molecule is required for the activation of uridylytransferase A. Glycine B. Adenylytransferase C. ATP D. PII
- The normal concentration of Ca2+ in blood is 5.0 mEq>L. How many milligrams of Ca2+ are in 1.00 L of blood?Given the following information calculate the concentration of caffeine for the blank, standards 1-7, and the sample....the membrane solubility of a steroid is higher than the membrane solubility of a carbohydrate true or false?
- Which of the following is NOT a steroid molecule?Draw the chemical structures resulting from the transamination of the following amino acids: a. Aspartic acid + alpha-ketoglutarate à ______________ b. Glutamic acid + pyruvate à ______________________ c. Alanine + alpha-ketoglutarate à ___________________ d. Phenylalanine + pyruvate à ______________________ e. Serine + alpha-ketoglutarate à ____________________Using the Nernst equation, calculate the equilibrium potential for Ca2 and for C1 from the following sets of data: a. Given [ Ca2+ ]0=1mM,[ Ca2+ ]i=100nM, find Eca2+ b. Given [ Cl- ]0=110mM,[ Cl- ]i=100mM, find Ecl
