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Q1. Give the series of any six-base-pair DNA molecule that can be affected by aminopurine. Then show the results of replication if aminopurine were incorporated in one place during replication of one of the strands and paired with cytosine. Show the results of replication for the affected strands for as many generations as necessary till the mutation becomes fixed.
Q2. What chemical property of the leucine residues thought to form tight ring that prevents the passage of ions within the channel of the acetylcoline receptor suits them for this role?
Unlike steroid hormones, signaling molecules that are large and/or hydrophilic cannot pass through the cell's plasma membrane and therefore must bind extracellularly to receptor molecules in the plasma membrane.
Why is proline frequently encountered at the places in the myoglobin and hemoglobin molecules where the polypeptide chain turns a corner?
In the absence of oxygen some cells and organisms can use glycolysis coupled to fermentation to produce energy from the sugar created by photosynthesis.
Lipid metabolites are often seen as key elements in cellular signaling. Is this unique? Please provide several examples of the function of lipids as key elements in signal arrays and list the biologic functions these signals affect?
Suppose that P is always completely dominant to any number of p's, and that the locus is close to the centromere. What is an expected ratio of purple:white in the progeny of the next crosses.
If the VE of a trait decreases, what happens to the narrow-sense heritability? Explain your answer in terms of the equation VP = VA + VD + VI + VE + VGE
A red kerneled wheat plant is crosssed with a white-kerneled plant, yielding an F1 plant with all red kernels. A self-cross yields a 15:1 red:white ratio. A testcross yields a 3:1 red:white ratio. Explain the results. Draw Punnett squares for both..
Calculate the number of ATP equivalents for the conversion of 3 glucose molecules (18 carbons) under aerobic conditions to CO2.
what is a good research paper THESIS on the disease bronchitis? and some suggestions for what to explain in the paper and i dont mean the basic structure but some good details in the essay.
Why are the means for bostonians and the dinkas similar but the graphs so different? what are the other statistical measure would be useful to calculate? explain
Conceptually what is the difference between the function of striatum and cerebellum? How is that reflected by their inputs from cortex?
In this exercise you will be calculating the osmolarity of a carrot or a potato, which ever one you might have sitting around the house. You will need one potato or one carrot.
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