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Imagine an experiment in which a mixture composed of the following five compounds is subjected to TLC anaylsis: Ph-OCH3, Ph-COOH, Ph-CH2CH3, PhCOCH3. (Ph= Phenyl , C6H5). Arrange the five compounds in order of increasing Rf when Benzene is used as the eluent. And what differences would be observed, if any, if Ethanol were used as the eluent in place of Benzene?
why The E-amino group of lysine has a pka of 10.5. what fraction of these groups will be protonated in a dilute solution of lysine at pH9.5
What scientific information have you learned in this course that surprises or horrifies you? Why? What concerns or questions do you have about the class?
One of the first chemical WMDs, researchers initially produced VX nerve agent for retail sale in the 1950s as a pesticide. Thankfully, your likelihood of coming in contact with VX is extremely low
which transport mechanism can be visualized as a relay race? what is being transported like a baton in a relay race?
What will happen to oxygen consumption in a reaction flask after the addition of pyruvate and predict how oxygen consumption will change in the flask upon the addition of pyruvate and ADP?
Explain ADME of nutrients involved in energetics Describe mechanisms and pathways that utilize nutrients listed above in the context of energetics
You believe that the cytosolic protein p007 is involved in mediating growth hormone-stimulated proliferation in cells. You wish to establish a cell model using your cultured fibroblasts. Provide clear explanations to the following.
Define what mid blastula transition(MBT) is and what happens to the zygotic genes at the epigenetic level during MBT?
Mammals all share the following traits except…Evolutionary records suggest that there arelong periods of time where few species diverge followed byrelatively short periods of great diversity. This idea is referredto as…
Enzymes secreted by the pancreas are involved in all of the following digestive reactions with one exception. What is the exception?
Would it be a good idea to create new wild populations of African rhinos, elephants, and lions in Australia
What has been the importance and significance of these processes and their cyclic interaction to the evolution and diversity of life?
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