News tagged with reproductive organ
Plant enzymes reveal complex secrets
The enzymes needed for producing and chemically modifying functionally important plant molecules called anthocyanins have been identified by a research team led by Kazuki Saito of the RIKEN Plant Science Center, ...
Mar 09, 2012 |
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New taste for Thai elephant meat
(AP) -- A new taste for eating elephant meat - everything from trunks to sex organs - has emerged in Thailand and could pose a new threat to the survival of the species.
Jan 27, 2012 |
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Shape, fit of reproductive organs evolve quickly and in concert, leaving size behind
Believed critical for determining which individuals can -- or cannot -- successfully reproduce with each other, genitalia not only figure prominently in the origin of new species, but are also typically the ...
Dec 15, 2011 |
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Pairing up: How chromosomes find each other
After more than a century of study, mysteries still remain about the process of meiosis -- a special type of cell division that helps insure genetic diversity in sexually-reproducing organisms. Now, researchers ...
Nov 01, 2011 |
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Mutations: When benefits level off
Beneficial mutations within a bacterial population accumulate during evolution, but performance tends to reach a plateau. Consequently, theoretical evolutionary models need to take into account a "braking effect" in expected ...
Jun 08, 2011 |
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Development of keeled flowers
A study using scanning electron microscopy has revealed that the keeled petals of Leguminosae and Polygalaceae are fundamentally different.
Mar 25, 2011 |
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Shining a light on trypanosome reproduction
(PhysOrg.com) -- Compelling visual evidence of sexual reproduction in African trypanosomes, single-celled parasites that cause major human and animal diseases, has been found by researchers from the University ...
Feb 17, 2011 |
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The production of plant pollen is regulated by several signalling pathways
(PhysOrg.com) -- Plants producing flower pollen must not leave anything to chance. The model plant thale cress (Arabidopsis), for instance, uses three signalling pathways in concert with partially overlapping ...
Jan 25, 2011 |
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Legally poisoned: Professor outlines risks of daily exposure to toxicants
Americans are exposed to hundreds, if not thousands, of suspected toxic substances every day, substances that affect the development and function of the brain, immune system, reproductive organs or hormones. Children are ...
Jan 24, 2011 |
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Uptake protein acts as zinc's doorway to the cell
(PhysOrg.com) -- A study to be published as the "Paper of the Week" in the Journal of Biological Chemistry this December details how zinc, an element fundamental to cell growth, enters the cell via zinc-s ...
Nov 22, 2010 |
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Rabbit's food brings luck in decreasing estrogen levels in wastewater
The November 2010 issue of Environmental Pollution details successful experiments at the University of Cincinnati wherein rabbit's food resulted in the abiotic (non-biological) transformation and absorption of fou ...
Nov 01, 2010 |
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Parasite infects poor women's reproductive organs
Faculty of Life Sciences at the University of Copenhagen shows that the parasitic disease, commonly known as snail fever, or schistosomiasis, almost eats its way into women's reproductive organs. Today researchers from all ...
Medicine & Health / Diseases, Conditions, Syndromes
Oct 28, 2010 |
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Early reproduction retains fertility in cheetah females
Reproduction in free-ranging female cheetah in Namibia is far better than expected. Their reproductive organs are healthy and approximately 80 percent of their young reach adulthood. With these findings, German scientists ...
Sep 22, 2010 |
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'Warrior worms' discovered in snails; Scientists see possible biomedical applications
Scientists at UC Santa Barbara have discovered a caste of genetically identical "warrior worms" -- members of a parasitic fluke species that invades the California horn snail. The findings are reported in ...
Sep 16, 2010 |
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Lessons from the pond: Clues from green algae on the origin of males and females
A multicellular green alga, Volvox carteri, may have finally unlocked the secrets behind the evolution of different sexes. A team led by researchers at the Salk Institute for Biological Studies has shown ...
Apr 15, 2010 |
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