منابع مشابه
Plant Mating Systems Often Vary Widely Among Populations
Most flowering plants are hermaphroditic, yet the proportion of seeds fertilized by self and outcross pollen varies widely among species, ranging from predominant self-fertilization to exclusive outcrossing. A population’s rate of outcrossing has important evolutionary outcomes as it influences genetic structure, effective population size, and offspring fitness. Because most mating system studi...
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There is a lack of data on antibiotic utilization in most European countries. In this study, information about the number of antibiotic prescriptions was obtained for Austria, Belgium, Finland, France, Germany, Greece, Italy, The Netherlands, Portugal, Spain and the UK from the Institute for Medical Statistics Health Global Services in the UK. For Denmark and Sweden the information was obtained...
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Folate is a B-vitamin with particular importance during reproduction due to its role in the synthesis and maintenance of DNA. Folate is well known for its role in preventing neural tube defects (NTDs) during the periconceptional period. There is also an increased need for folate throughout pregnancy to support optimal growth and development of the fetus and blood volume expansion and tissue gro...
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ژورنال
عنوان ژورنال: Canadian Medical Association Journal
سال: 2008
ISSN: 0820-3946,1488-2329
DOI: 10.1503/cmaj.080527