“Cost” of virginity in wildDrosophila melanogasterfemales
نویسندگان
چکیده
منابع مشابه
“Cost” of virginity in wild Drosophila melanogaster females
Laboratory studies have revealed a significant "cost of mating" to Drosophila melanogaster females in the form of reduced longevity. The effect is attributable to nonsperm components of the ejaculate. Female D. melanogaster are known to mate up to six times in nature, and given that they do not typically remate daily, it raises the question as to the extent to which the longevity of wild mated ...
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A mortality cost of virginity at older ages in female Mediterranean fruit flies.
Mortality rates were measured over the lifetime of 65,000 female Mediterranean fruit flies, Ceratitis capitata, maintained in either all-female (virgin) cages or cages with equal initial numbers of males, to determine the effect of sexual activity and mating on the mortality trajectory of females at older ages. Although a greater fraction of females maintained in all-female (virgin) cages survi...
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I would like to emplhasize for the medlical profession the public and private healtlh benefits resultinig from sexual continence. In this age of apparent moral clhaos an(d sexual lil)eration, the virgin and the open advocacy of virginity for young people seem to have become undesirable anachronisms, in part because the mnedical and biological search for sexual truths that shall make us free has...
متن کاملVirginity testing: a systematic review
BACKGROUND So-called virginity testing, also referred to as hymen, two-finger, or per vaginal examination, is the inspection of the female genitalia to assess if the examinee has had or has been habituated to sexual intercourse. This paper is the first systematic review of available evidence on the medical utility of virginity testing by hymen examination and its potential impacts on the examin...
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ژورنال
عنوان ژورنال: Ecology and Evolution
سال: 2011
ISSN: 2045-7758
DOI: 10.1002/ece3.54