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Hemoglobin content. The average volume of a red blood cell is 87 ?m3. The mean concentration of hemoglobin in red cells is 0.34 g ml?1. ( so, i have the answer key..but how do you get to the answers is what my book does not show!! I am trying to study for an exam so i neeed to know how these are solved thx)
(a) What is the weight of the hemoglobin contained in a red cell?
(b) How many hemoglobin molecules are there in a red cell?
(c) Could the hemoglobin concentration in red cells be much higher than the observed value? (Hint: Suppose that a red cell contained a crystalline array of hemoglobin molecules in a cubic lattice with 65 Å sides.)
Assume you have identified a mutant E. coli strain that cannot synthesize histidine. To determine the location of the his- mutation on the E. coli chromosome.
Suppose you are purifying a protein on a weak cation exchanger (pH 7.5) and it comes off at 300mM salt. predict what salt concentration (lower, same, higher) the protein would come off if you used a strong cation exchanger.
Describe the process of the bioremediation in detail. Write down an essay on the topic of bioremediation.
What properties below are not shared by mitochondria and peroxisomes?
You are trying to find a restaurant to take your great grandmother for Mother's Day. You have taken her to several places in town, but she is rarely satisfied with the food she is served, complaining that the food lacks flavor.
Bisphenol A (BPA) binds to estrogen receptor with a Kd of 2.1 x 10-7 M and an association rate of 1.3 x 106 M-1s-1. Calculate the dissociation rate, kd, including appropriate units.
Compute the change in allele frequency under the island continent model for gene flow under the follwing conditions
Vinblastine is a pharmaceutical used to treat several cancers, such as lung and breast cancer and Hodgkin's lymphoma. It binds tubulin, a protein found in microtubules of the cytoskeleto.
DNA template sequence of a gene encoding mRNA in E.coli determine the total charge of the protein?
In light of the 1918 Spanish Flu pandemic and the more recent 2009 H1N1 influenza pandemic, what are some of the epidemiological patterns that were noted in 1918 that must be taken to avoid another major pandemics in the global society?
Consider the following two genotypes: AABB, aabb where A and B are dominant and a and b are recessive.
1.Define function of the C/CV system, and, in particular the explain the functions of blood. 2.Describe the structures and explain the functions of the formed elements.
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