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8. Should we use blind (unknown to the examiner) tests to evaluate the accuracy of a scientist? Please explain your answer.9. Assume you found your sibling's brother-in-law has had a sample submitted to the lab. This is a person you have never met, but that you know has been in trouble with the law. What do you do? 10. Case Study Two: Crime scene evidence suggests one unknown suspect raped and killed (gunshot to chest) the female victim. When the crime occurred 25 years ago, sperm cells were identified in the SAEC kit. No DNA profile was obtained. The case is re-submitted and the remaining vaginal swabs are packaged in a plastic screw-top tube. The swabs appear brown-green in color, but do have a weak AP reaction. The half-life of AP is 12 years, so you expect a weak reaction if you get any reaction. Current DNA efforts provide 3 alleles out of 15. CODIS requires 10 alleles for searching purposes, so you need more evidence. A. Is it reasonable to swab the interior of the tube in the area in which the swabs made contact? Explain. B. AP from pantyhose is negative, but random sperm searches of alternative light source positives reveal low levels of sperm cells. Knowing the victim was a prostitute; would any DNA profile from the pantyhose be entered into CODIS? Why? C. Is it a good idea to wait for newer technology to arrive and re-test your items at that time? Explain
A porcupine eats 3,000 J of plant material. 1,600 J is indigestible and is eliminated as feces. 1,300 J are used in cellular respiration. What is the estimated production efficiency of this animal.
When you look around at the world, you can see various examples that show how an object's or a system's structure relates to its function.
Can you help me derive the equations necessary to compute Km and Vmax with a given observed velocity at two substrate concentrations. What is Vmax and Km if you know Substrate1 and Substrate2 and the matching Vobs1 and Vobs2.
One hundred microliters of this pigment was dissolved in 5 mls acetone=call this A. 5 mls acetone was added to A=call this B. 5 more mls of actone was added to B= call this C and List the sensory receptors found in the dermis of the skin.
In humans, mitosis generates new cells for the growth and although mutations are the ultimate source of the genetic variability.
In a cell about to undergo meiosis there are 2-pairs of homologous chromosomes. Genes D and d occur on different members of one pair of chromosomes.
If a long-haired black male is crossed with a tortoise-shell female heterozygous for hair length what kind of kittens would be produced in the F1? If the F1 cats are allowed to generously interbreed among themselves, what are chances of obtain long-h..
Certain unscrupulous operators offer, for a fee, to freeze recently deceased individuals in liquid nitrogen until medical science can cure the disease from which they died. What is the biochemical fallacy of this process.
List the different hypothalamic regions and peripheral signals involved in the control of feeding and satiety.
Bradford Assay was performed with samples in triplicate. I got the standard curve and using three abosorbance from the plate reader for the samples and then I extrapolated the protein samples.
Once you arrive at the distal ileum, go through mucosal membrane and enter the bloodstream via the Superior Mesenteric Vein. Evaluate the cellular organelles and other structures to the parts of a city. For instance, the nucleus is city hall and the ..
Discuss and define hypovolemic shock. List signs and symptoms. What should the nurse evaluate regarding the postpartum patient's pulse rate?
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