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Studying fin scrapes in a closed group of orcas shows that postmenopausal mothers put energy into helping their sons, but not daughters or grandchildren.
Females live longer than males in many species, including humans. We have traced a possible explanation for this phenomenon to the beneficial action of estrogens, which bind to estrogen receptors and increase the expression of longevity-associated genes, including those encoding the antioxidant enzymes...
ixmillionmorefemalesthanmales.Inthiscountry,womenoutlastmenbyaboutsevenyears.Throughoutthemodernworld,culturesaredifferent,dietsaredifferent,waysoflifeandcausesofdeatharedifferent,butonethingisthesame——womenoutlivemen.03.4WhyWomenLiveLongerThanMen03.4WhyWomenLiveLongerThanMenWhyWomenLiveLongerThanMenEdwardDolnick...
Sex hormones: Why males and females are different. Post a Comment. CONTRIBUTORS: Author:Arnold, Caroline. Author: Zallinger, Jean. PUBLISHER: Morrow (New York). SERIES TITLE: YEAR:1981. PUB TYPE: Book (ISBN 0688006965 ). VOLUME/EDITION年份...
The only reason why people work hard is to earn more money. There are no other reasons to do it. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words. Task 2 同意与否题 ...
【题目】DTwo new studies have investigated why fewer females, compared to males, study andwork in the so called STEM subjects in the United States. Those subjects are science,technology, engineering and mathematics.The American Association of University Women examined existing research. Its report,cal...
They are far more common in males than females. The single" x" theory has problems, though. There just are not enough cases of the most feared genetic diseases to account for more than a tiny bit of the longevity gap between men and women. And some researchers pin the blame directly on...
FRIDAY, Feb. 2, 2024 (HealthDay News) -- Women are much more prone than men to develop autoimmune diseases like rheumatoid arthritis, multiple sclerosis and lupus. Now, researchers have come up with a potential explanation for that -- one that's rooted in ge...
femalesoutnumberedmales.Partofthereasonareself-inflicted.Mensmokemorethanwomen,drinkmoreandtakemorelife-threateningchances.Menaremurdered(usuallybyothermen)threetimesasoftenaswomenare.Theycommitsuicideatahigherrateandhavemorethantwiceasmanyfatalcaraccidentsaswomendo.Menarelikelytobeinvolvedinalcohol-relatedfatalities...