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for many of the mammalian hox genes it has been possible to determine that some of them are more similar to one of the insect hom-c genes than to the
assume for this question that we are discussing a rare human disorder describe as detailed as possible the characteristics of this disorder if it is
xyy humans are fertile males xxx humans are fertile females what do these observations reveal about the mechanisms of sex determination and dosage
if dimples may be considered a single-gene dominant trait and 64 of the population features dimples calculate the frequencies of heterozygotes and
in a population of 200 90 are homozygous dominant 40 are heterozygotes and 70 are homozygous recessive for a particular trait what do you expect the
three point charges are located at the corners of an equilateral triangle find the magnitude and direction of the net electric force on the 160 uc
a molecule of dna is 217 um long the ends of the molecule become strongly ionixed negative on one end positive on the other the helical molecule acts
a charged particle a exerts a force of 239un to the right on charged particle b when the particles are 123 mm apart particle b moves straight away
how does temperature affect the rate of cellular respiration please explain with great
compare and contrast the effect of a deletion in the operator of the lactose operon with one in the operator of the histidine
how many of each type of core histone would it take to wrap the entire human genome into nucleosomes how has evolution solved the problem of
theories are import because they can be used to a test research hypothesis b develop questions which will facilitate more effective research c
if the results of an experiment turn out differently then you expected what does that mean a the experiment was a failure b you did not follow
a hypothesis can be used to predict the outcome of future testing which type of hypothesis is easier to test a it is easier to specify and test for a
deinococcus radiodurans is a bacterium that was isolated from cooling ponds in and around nuclear power plants it is highly resistant to ionizing
blood functions to maintain homeostasis in the human body through all but which of the following answer moving carbon dioxide away from cells
tall t plants are dominant and short t plants are recessive two heterozygous tall plants are crossed what percentage of the offspring will be
purple p flowers are dominant and white p flowers are recessive a homozygous dominant purple flower is crossed with a homozygous recessive white
determine the genotypes and phenotypes of the f1 generation from a colour blind father and a mother who is homozygous for normal colour
we now understand that mutations that cause the inhibition of apoptosis are found in tumours because proliferation itself is not induced by the
two homologous human chromosomes have the following structure where the letters represent genetic markers and the black dot represents the centromere
during the course of a physiology laboratory a student finds that her pr interval is 024 second concerned she takes her own ecg again an hour later
a newborn baby with a patent foramen ovale or a ventricular septal defect might be cyanotic blue will a two-year-old with these defects also be
how would carbon monoxide poisoning affect a persons coloring particularly of the mucous membranes how would it affect the hemoglobin concentration
a patient has a low red blood cell count and microscopic examination reveals an abnormally high proportion of circulating reticulocytes upon