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A single nucleotide addition followed by a second alteration in the DNA causes the following amino acid sequence
-His-Thr-Glu-Asp-Trp-Leu-His-Gln-Asp-to change to
-His-Asp-Arg-Gly-Leu-Ala-Thr-Ser-Asp-
a.What are the old and new mRNA nucleotide sequences? Try to eliminate as many ambiguities in the nucleotide sequence as you can and be sure to show all your work. Hint: common mutations are substitutions, inversions, and insertion/deletions.
b.Can you determine exactly which nucleotide was added? What about which was deleted? Be sure to justify your answer.
Kangaroo rats native to North American deserts have very efficient kidneys. They excrete an exceedingly small volume of highly-concentrated urine in order not to lose much water from the bodies.
A sample of h2O with a mass of 46 0 grams has a tempeture of -58 0 celsiuse how various joules of energy are necessary to heat the stream of 100 0 celsiuse to 114 o celsiuse if specific heat of steam is 2 01 g celsiuse.
Explain a cost to C4 photosynthesis in moist, cool conditions and why C3 plants are often CO2 limited at high temperature.
There are many differences between the human male and female pelvis. Selectat least one of these differences for discussion. Explain the benefits of such pelvic adaptations in females.
When O2 binds to heme in hemoglobin, the is drawn into the plane of the porphyrin, causing conformational change that is transmitted to adjacent subunits.
Which cell processes are usually without branches near the cell of origin?
A certain allele of the ApoE gene in humans has been linked to an increase in susceptibility to Alzheimer's disease, which causes dementia. What is the advantage for higher eukaryotes to include introns within their pre-mRNA transcripts?
What is the difference between heterosporous and homosporous plants? What two types of spores do heterosporous plants produce? Spores that will develop into a female gametophyte are.
Assume you are given a primer with a concentration of 1.4 mg/ml, RNA concentration of 0.8 mg/ml, 1M MgCl2, 10mM dNTP mix, 10x buffer, 10 units/ul of reverse transcriptase.
Activation of metabotropic glutamate receptors in neurons is often coupled to the activation of phospolipase C PLC.
In Drosophila melanogaster flies may have red or plum eye color, and normal or stubble bristles. The progeny of a mating between two plum.
Richard does not know it, but he has an aneurysm at the base of his left middle cerebral artery. One of Richard favorite activities is to take a hot sauna bath and then jump into cold water.
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