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•Explain how an enzyme catalyzes a reaction. Include in your essay the three main steps of the cycle of enzyme-substrate interactions.
•How is enzyme activity regulated by the cell?Reference
Audesirk, T., Audesirk, G., and Byers, B. (2008). Biology - Life on earth with physiology (8th Ed.). San Francisco, CA: Benjamin Cummings.
Your essays should be several paragraphs in length for each question, be thoroughly paraphrased, and include appropriate in-text citations and a reference list in APA format.
You run a set of reactions to determine the reaction rate as a function of substrate concentration and notice that the rate decreases as your substrate concentration increases.
Find out both the allelic frequencies and the genotypic frequencies. A 68-year-old client was admitted to the hospital medical floor with a diagnosis of chronic bronchitis. His wife asks the nurse why his skin looks blue. How would you describe cyano..
A condition known as icthyosis hystrix gravior appeared in a boy in the early eighteenth century. His skin became thick and formed loose spines that were sloughed off at intervals.
In an experiment, you purify a cysteine-charged tRNA and chemically alter the amino acid attached to it converting it to alanine.
Crick, Brenner, and colleagues conducted experiments in 1961 using mutants in the rII locus of the T4 phage. They were able to show that certain mutations could be reversed if they.
Assume you hypothesize that an animal with a mutation that affects conversion of the b form of glycogen synthase to the a form could not produce glycogen at functional levels.
explain How will the net charge of a typical protein change.The table below indicates approximate values for these at 25C. For reference, the delta H(ionization) for Tris is 47kJ/mole.
1. In a genetic mapping experiment in corn, genes A and B appear to be 50 map units apart. You know that gene A is on Chromosome 12. Do you think that this means that gene B is on chromosome 12 also?
What is the significance of adenine, thymine, guanine, and cytosine in the structure of a DNA molecule.define how these four nucleotides bond.
Discuss how do use the factor-label method to calculate the number of grams of KMnO4 that you would need to make 100 ml of a 0.0045 M potassium permanganate solution?
The sequence below represents the middle portion of a gene (so don't look for primer or start sites). A frameshift mutation between base +10 and +11 adds a guanine between the two "c"s in the minus strand of DNA.What functional change in the prote..
Carbon cycles through the ecosystem between the atmosphere, organisms (such as producers, herbivores, and carnivores), and decomposers.
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