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Answer the multiple choice questions. Explain the reason.
A gain-of-function in which of the following would promote malignancy in cells whose proliferation is inhibited by TGF.
If you were trying to determine the function of your favorite nucleoporins, your first experiment would be to see whether it binds to other nucleoporins. What type of experiment would you perform? W
How are proteins targeted to different compartments with in a eukaryotic cell? Please give a detailed example of how a protein is targeted to a specific organelle.
Under some environmental conditions the halophile Halobacterium halobium synthesizes a membrane protein (MW 26,000) bacteriorhodopsin, which is purple because it contains retinal. Molecules of this
change the statement to make it true.
Locate the chromosomal map position of the BRCA1 gene and identify the genes located nearby.
I know that the factor v leiden mutation is at the 1,691 location, so where do the primers go, and what is (-) 146 to (-) 127? Does that mean the forward primer starts at 127 to 146 and the reverse
Write two paragraphs or less which describe your current position on stem cell research. In your paper discuss why you hold that view. Describe the circumstances, if any, under which you might recon
Distinguish between tonic and phasic receptors? Which type is likely to be a fast-adapting receptor? Which type is likely to be a slow-adapting receptor.
You perform DNA microarray experiments on cancer cells at different time points (0, 6, and 12 hours) following the addition of a novel anti-cancer drug. You obtain the following normalized and scale
What is the role of primary consumers in a food chain? Give an example of a primary consumer in a terrestrial and an aquatic ecosystem.
For each of the SLP assignments, you will be provided with a hypothetical experimental scenario or data. These assignments are more opened-ended than the case assignments.
ry to think of original analogies for other organelles or cell structures such as golgi, lysosomes, the cell wall, cell membrane, endoplasmic reticulum, ribosomes, nucleus, and so on. Include where
Based on the following information how do I solve for 10x buffer, uls HOH, ul Enzyme, and Total.
To do molecular biology studies of DNA, one must develop methods to extract it. The extraction of DNA can be very complicated because of the structural and chemical complexity of cells.
CA2+, IP3, and cAMP have all been described as second messengers. In what ways are their mechanisms of action similar? In what ways are they different.
A batch animal cell culture has a productivity of 1.8 g/L*day, with a MUmax=0.5 days, a 10% inoculums and a turnaround time of 5 hours. If a continuous culture could operate at a dilution rate of 90
If I had a body mass of 56 kg how would I get an estimate of my total body weight? I need a full calculation and what the method is called. Also, I have read that D2O IS used in some experiments to
A friend of yours has just received a new dietary supplement purchased online.
Carbonic anhydrase of red blood cells, which has a molecular weight of 30,000, is among the most active known enzymes. It catalyzes the reversible hydration of CO2, which is important for the transp
Calculate the change in G value for the reactions: (include change in Energy in the answer).
A deep space probe is traveling at a velocity of 18.8km/s. What is its velocity in miles/minutes.
In one day the average person secretes about 2.5 litres of gastric juice into the stomach. The pH of the cells in the stomach lining that perform the secretion is about 7 (the same as for all cells)
A major difficulty in investigating the properties of pancreatic serine proteases is that these enzymes, being proteins, are self digesting. The problem is less severe for solutions of chymotrypsint