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Based on your reading of the article "New Life for Ancient DNA" which of the following is a false statement in regards to the comparison among genes in extinct and living species?
A. DNA from well-preserved fossils and carcasses can be isolated, sequenced and compared to the homologous genes of modern day mammals containing humans.
B. The MC1R gene controls hair/fur color and mutations that decreases its activity lead to lighter colors (like red and blonde) in Neanderthals, woolly mammoths as well as modern day beach mice and humans.
C. A mutant form of the hemoglobin gene, whereas allowing for cold adaptation in woolly mammoths, actually destabilizes the protein in humans therefore causing them to be anemic.
D. In comparing the DNA of extinct organisms to modern day mammals the most significant and informative information lies within the genes that comprise the mitochondrial genome.
a) What is 'vaso-constriction'? b) What are the effects of vaso-constriction in the skin? a) Vaso-constriction is the reduce in diameter of small arterioles an
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Despite improvements in health care, the incidence of infective endocarditis has not decreased over the past decades. Infective endocarditis is lethal if not aggressively treated w
Arrange the following processes sequentially to define the translocation of food through sieve tubes. i. Unloading of sugar in sink cells (or cells of root). ii. Uptak
Indications for Surgery : The normal mitral valve area is 4-5 cm 2 . Usually symptoms appear when the valve area has become less than 2.5 cm2. Symptoms are present at rest when t
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Deoxyribonucleic acid (DNA) is the nucleic acid composed of two polynucleotide strands wound around the central axis to form a double helix; the repository of genetic information.
what is ecology
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My friend was injured several years ago in a car accident and she was diagnosed with a herniated disc. Can you please explain using the correct anatomical terminology what herniati
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