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percent solutions are made on the basis of gml or mlml of diluent and it is usually assumed that 1 ml of water 1 g of water for example 20 g100 ml
a drug has a molec weight of 200 how many grams would you use to make 100 ml of a solution that is isotonic for man assume that the diluent is
which of the following statements about hemoglobin and myoglobin structure are true select the five true statements1 by itself heme is not a good
does an increase of h cause the hemaglobin oxygen binding curve to shift to the left or right
there is a population of 100 frogs 20 are heterozygotes 30 are homozygous recessive 25 are homozygous dominate what is the frequency of the dominate
you measure the stability of your favourite protein kinase and find that half of the protein is degraded every 10 minutes how might you test whether
you have discovered that a single protein in two different cell lines is significantly over expressed in one of them the proteins are identical yet
you wish to use pcr to sequence a particular gene that you have isolated the sequencing protocol suggests that you use 32pmole pico moles of your
which of the following require atpthe movement of potassium from the outside of the neuron to the insidethe movement of sodium into the neuron
a 37-year old woman is admitted to the hospital after complaining of chest pains she admits to having had severe headaches for several days prior to
body temperature is homeostatic ally regulated around a set point given your knowledge of negative feedback and homeostatic control system predict
given that most aids victims die from overwhelming infections or rare types of cancer what body system do you think hiv the aids virus
considering the nature of negative-feedback control and the function of the respiratory system what effect do you predict that a decrease in co2 in
jennifer has the stomach flu that is going around campus and has been vomiting profusely for the past 24 hours not only has she been unable to keep
propane boils at -46oc propanol boils at 97oc the difference is attributable to- select onea the fact that propanol is much heavierb the fact that
enantiomersselect onea have the same molecular weightb have the same connectivityc are mirror imagesd are non-superimposablee all of the
which of the following pairs of functional groups cannot react with each other by a dehydration reactionselect onea carboxylhydroxylb
d- and l- glucose areselect onea stereoisomersb configurational isomersc optical isomersd enantiomerse all of the
structural isomersselect onea have the same molecular weightb have the same connectivityc are mirror imagesd all of the abovee none of the
which of the following functional groups does not contain a carbonylselect onea aldehydeb carboxylc phosphated amidee organic
in which of the following functional groups ionization is stabilized by resonanceselect onea carboxylb hydroxylc amined aldehydee all of the
which of the following groups is not ionizableselect onea guanidiniumb imidazolec phosphoryld aminee
carbohydrate characteristic chemical features includeselect onea the potential to form multiple hydrogen bondsb the existence of one or more
which of the following sugars does not contains an o-glycosidic bondselect onea amiloseb amylopectinc glycogend
which of the following does not contain a guanidinium groupselect onea ureab argininec creatined guanidinium