News tagged with plant biologist
Related topics: plants
Research suggests cells communicate via biophotons
(Phys.org) -- Biologists have long been familiar with luminescence in organisms, where plants and animals produce visible light, but more intriguing perhaps is the newer field of study centered around biophotons, ...
May 23, 2012 |
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Plants disappear as a result of climate changes: study
Climate changes mean that species are disappearing from European mountain regions. This is shown by new research involving biologists from the University of Gothenburg, the results of which are now being publishing ...
May 08, 2012 |
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How plants absorb the perfect quantity of minerals
In order to survive, plants should take up neither too many nor too few minerals from the soil. New insights into how they operate this critical balance have now been published by biologists at the Ruhr-Universität ...
Apr 12, 2012 |
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Plants mimic scent of pollinating beetles
The color and scent of flowers and their perception by pollinator insects are believed to have evolved in the course of mutual adaptation. However, an evolutionary biologist from the University of Zurich has ...
Apr 03, 2012 |
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Mission critical: Species explorers propose steps to map biosphere
Scientists say worldwide collections, existing experts and technology make charting 10 million species in less than 50 years achievable; a necessary step to sustain planet’s biodiversity.
Apr 02, 2012 |
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Plants can 'remember' drought and change responses to survive
(PhysOrg.com) -- Plants subjected to a previous period of drought learn to deal with the stress thanks to their memories of the experience, new research has found.
Mar 15, 2012 |
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Sympatric speciation contributes to island biodiversity
Scientists discover at least 11 examples of sympatric speciation on Lord Howe Island.
Mar 15, 2012 |
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Fertilization by invasive species threatens nutrient-poor ecosystems
They can estimate whether native plants in the neighbourhood of invasive species incorporate the nitrogen fixed by the latter. The biologists examined the Sydney Golden Wattle (Acacia longifolia), an Australian shrub that ...
Mar 13, 2012 |
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Alternative-energy innovations on display
Climate change is in dispute. Oil and gas are staging a comeback. Republicans are questioning federal funding for energy research as a waste of money in a time of deficits.
Technology / Energy & Green Tech
Mar 06, 2012 |
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Biologists offer clearer picture of how protein machine systems tweak gene expression
Indiana University biologists have found that specific types of RNA polymerase enzymes, the molecular machines that convert DNA into RNA, can differ in function based on variation in the parts -- in this case ...
Mar 01, 2012 |
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Genes may travel from plant to plant to fuel evolution: study
The evolution of plants and animals generally has been thought to occur through the passing of genes from parent to offspring and genetic modifications that happen along the way. But evolutionary biologists ...
Feb 16, 2012 |
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Ultraviolet protection molecule in plants yields its secrets
Lying around in the sun all day is hazardous not just for humans but also for plants, which have no means of escape. Ultraviolet (UV) radiation from the sun can damage proteins and DNA inside cells, leading ...
Feb 09, 2012 |
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Scientists replicate key evolutionary step in life on earth
(PhysOrg.com) -- More than 500 million years ago, single-celled organisms on Earth's surface began forming multi-cellular clusters that ultimately became plants and animals.
Jan 16, 2012 |
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Linear sequences for seed plants
Scientists have been working out the best way to arrange plant specimens in herbaria and other collections so that their order best reflects evolutionary relationships.
Dec 21, 2011 |
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A major step forward towards drought tolerance in crops
When a plant encounters drought, it does its best to cope with this stress by activating a set of protein molecules called receptors. These receptors, once activated, turn on processes that help the plant ...
Dec 19, 2011 |
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