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For a phosphatase enzyme in a crude extract isolated from alfalfa sprouts, if you find that assays at 4 and 22 degrees result in the lowest enzyme activity, what should the 490 absorbance be? low or high?
What factors establish the choice of a paper strip containing bacterial endospores or a sealed ampule containing an endospore suspension for testing heat-sterilization equipment.
The Earth's largest phylum is Arthropoda, including centipedes, millipedes, crustaceans, and insects. The insects have shown to be a particularly successful class within the phylum. What biological characteristics have contributed to the success of i..
Calculate the pressure, in atmospheres, of 4.78 mol CO(g) in a 4.5 L tank at 50 degrees C. Show your work
a father has the genotype WW and the mother has the genotype Ww. what is the father's phenotype?
Explain why the increased prevalence of sickle cell disease among African Americans actually has more to do with the environment than skin color or other phenotypes used to define races.
Consider a pre-mRNA that is 12,700 nucleotides long and contains seven 100 base exons separated by 2000 base introns. It seems like an overwhelming task for the splicing machinery to find the exons buried in the intron sequences and to splice them..
Why should drinking water be relatively free of coliform bacteria? Which is more indicative of fecal contamination, red or purple colonies on the Coliscan medium? Why?
In a biochemical pathway, three ATP molecules are hydrolyzed. The endergonic reactions in the pathway require a total of 17.3 kcal/mole of energy to drive the reactions of the pathway. What is the overall change in free energy of the biochemical path..
A breeder wishes to estimate narrow sense heritability for adult weight in a population of turkeys. The mean weight of the parental population was 18 pounds.
q1discuss whether you think that the tradeoffs that parents make in nestling rearing from nest placement to fledging
Compare and contrast aerobic respiration, anaerobic respiration, and fermentation and how do antibiotics work? Why do they kill pathogens without harming us?
could you please write a research paper on water pollution. the instructions are attached below. ltbrgt
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