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In the regulation of molecular switches, protein kinases and guanine nucleotide exchange factors(GEF's)
Why can't a monomeric receptor tyrosine kinase recruit proteins to the receptor? What would happen if the GTP-ASE protein(GAP) were inhibited?
Consider a system containing the diprotic acid H2CO3 and its conjugates. The Kb2 expression relates to which of the following reactions:
Please give one example to describe how protein degradation regulates signal transduction pathway;
Discuss Elie Weisel's struggles as a teenager when he and his family were taken from their home in 1944 to the Auschwitz concentration camp.
Would the PH of 0.01mol/dm3 hydrochloric acid solution be the same as that of 0.01mol/dm3 tetraoxosulphate (VI) acid solution?
If you breathe H2O into a straw the H2O becomes more acidic. How is this represented by an equation?
Explain the general guidelines for PCR primer selection.Explain the basic mechanism of DNA polymerases.
For 500 ml of solution of .5M acetic acid at pH 4.6, how many moles of HCl (assume no volume change) would have to be added to get the salt to acid ratio as 1/8
Recognize the effect common ions exert on acid ionization and pH, and mechanisms by which solutions are buffered by ions.
Salicylic acid, used in the manufacture of aspirin, contains only the elements carbon, hydrogen and oxygen.
Discuss one agricultural and one medical application of biotechnology.
What will you mix using the above stock solutions to make your buffer? Before you begin any calculations, explain your strategy and any assumptions.
Describe some characteristics of mutations.Describe how the mitochondrion evolved as an organelle according to the endosymbiont hypothesis
Which nations were involved in this conflict, and what were the causes of this war ? Are we in a cold war today?
What do we know about DNA damage caused by nuclear radiation (the Hiroshima and Nagasaki atomic bombs)?
Calculate the work done when 50 g of iron dissolves in hydrochloric acid in (a) a closed vessel and (b) an open beaker.
A certain mass of calcium carbide, CaC2, reacts completely with water to produce 64.5 L of acetylene, C2H2, at 50 degrees C and 1 atm.
Genetically speaking, what do we know about birth defects caused by thalidomide, cocaine and alcohol?
In an industrial process, nitrogen has to be heated to 500K at constant volume. If it enters the system at 300 K and 100 atm.
What should be the criteria for making a disease suitable for newborn screening?Describe the testing and treatment of phenylketonuria and galactosemia.
Explain the wartime context of the Holocaust, and describe the nature of Nazism.
At STP, 0.280L of a gas weighs 0.400g. Calculate the molar mass of the gas.
Ozone molecules in the stratosphere absorb much of the harmful radiation from the sun. the temp. and the pressure of ozone in the stratosphere.