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1. Use the Scientific technique, evaluate a crime scene to explain a bloody fingerprint of the apparent victim in one room and the body of the victim in a different room.
2. You find a hair with no root and a hair with an intact root. Which sample would you use for conventional (nuclear) DNA comparisons and why?
3. You get a rape kit submitted. Synopsis explains that victim claims anal penetration with oral vaginal assault. You have oral, anal and vaginal swabs from victim as well as underwear. You also have penile and finger swabs from suspect. Your coworker has tested the vaginal and anal swabs. As the technical reviewer, do you ask the coworker to do more work such as testing the finger and penile swabs from the suspect? Why or why not?
If some cell-surface receptors, including cytokine receptors and notch, can rapidly signal to the nucleus by activating latent transcription regulators at the plasma membrane, why do most cell-surface receptors use long, indirect signalling cascades ..
In horses, black coat colour is dominant over chestnut. In gait, trotting is dominant over pacing. If a mare with a genotype of bbTt is bred to a stallion with a genotype of BbTt, what are the chances of a chestnut, pacer foal.
I in brief describe how a mutation might alter gene function (at the molecular level) if it fell into the following categories. As an example, a neomorphic mutation could result from expressing a gene in a novel location.
A system is given by two compartments separated through a thin membrane, and solute moves from one compartment to the other through diffusion. The volume of compartment 1 is 0.03 cm^(3) and compartment 2 is 0.01 cm^(3).
Consider the HIV enzyme called protease. The amino acid residues at the active site are highly hydrophobic. In designing a drug that would bind to the active site and jam it, researchers should use which sort of molecule.
How many dissimilar types of gametes can be produced. how much of drug will stay 6 hours after its administration.
During replication of viral DNA of members of the Polyomaviridae, a pair of T antigen hexamers forms a preinitiation complex at the origin for viral DNA replication.
Cancer patients undergoing chemotherapy are normally more susceptible to infections. However, a patient receiving an antitumor drug that inhibited cell division was resistant to salmonella. Provide a possible mechanism for the resistance.
assume that the Nernst potential (across a neurons plasma membrane) for Mg(2+) is a 100+ mv. Calculate the fold concentration gradient for magnesium and explain in which direction it lies across the membrane (more on the inside or outside of the c..
A friend has just returned from a trans-Atlantic jet aircraft flight and reported that the plane dropped about1000 m when it entered an "air pocket." Explain to a friend what apparently happened to cause this drop.
Discuss the differences you have noticed between old and new Food Pyramid. Provide your opinion if you believe new Food Pyramid will be successful in modifying the eating habits of Americans or not.
What are some of the unique circumstances of forensic genetic evidence.
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