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what would be the advantage of using a patients own stem cells eg blood stem cells to treat his or her illness the benefit of using stem cells from
what are the possible sources of human embryonic stem cells embryonic stem cells can be derived from individual cells of an early embryo from blood
what is the special characteristic of a stem cells b embryonic stem cellsa stem cells can continue to divide throughout their lifebthe special
dna can be divide into fragments using restriction enzymes a outline the technique used to separate these fragments b what property
give three examples of genetic engineering that are intended to improve crop plants genetic engineering of crop plants can improve resistance to
outline the steps involved in using bacteria to produce human insulin the gene for insulin is cut from the appropriate strand of dna using
name three useful products that can be obtained by genetic engineering useful products of genetic engineering are-a chymosinb alpha-anti-trypsinc
what bacterial cell structures are used to carry the genes intended for genetic engineeringthe cells structures in bacteria which carry genes
q what do you know about tricuspid stenosisit is rare disease with rheumatic etiology seen in 90 per cent of cases in patients with rheumatic mitral
q what is acute aortic regurgitationinfective endocarditis aortic dissection and trauma often produce severe ar acute increase in left ventricular
q investigation of aortic regurgitation by surgical therapythe recommendation for aortic valve replacement is only for those patients with severe ar
q investigation of aortic regurgitation by serial testingserial testing is indicated in asymptomatic patients with severe ar and preserved lv
q reduction in left ventricularvasodilators improve stroke volume and reduce degree of regurgitation this results from decrease in systemic vascular
q systolic dysfunction onset of symptomsin asymptomatic patients with normal lv function the rate of progression to symptoms andor lv systolic
q aortic regurgitation by cardiac catheterizationoften cardiac catheterization is not indicated as reliable information for management decision
what characteristics might a breeder select for in i a cereal crop ii a farm animali in a cereal variety a breeder might select for high yield
q investigation of aortic regurgitation by exercise testingit is helpful in assessing functional capacity symptom status and hemodynamic effects in
give two examples in each case of a continuous b discontinuous variation in human populations a continuous variation for example weight height
suppose that there are six pairs of alleles which control height and that every dominant allele adds 5cm to the stature assume also that the average
a what new combinations of characteristics might arise in the offspring when a tall plant with white flowers is crossed with a dwarf plant of the
q investigation of aortic regurgitation by electrocardiogramelectrocardiogram shows left ventricular dominance with voltage criteria for left
q investigation of aortic regurgitation by chest xndashrayleft ventricular dilatation produces cardiomegaly on chest radiograph ascending aorta is
q physical signs of aortic regurgitationchronic severe aortic regurgitation is characterized by wide pulse pressure and multiple peripheral signs it
q symptoms of aortic regurgitationpatients with chronic severe ar may be asymptomatic for many years and it may be picked up on routine examination
q pathophysiology of aortic regurgitationleft ventricle responds to chronic aortic regurgitation by chamber dilatation and an increase in its