News tagged with plant genetics
Evolution may take giant leaps
(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in ...
Dec 11, 2009 |
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Evolution caught in the act: Scientists measure how quickly genomes change
Mutations are the raw material of evolution. Scientists at the Max Planck Institute for Developmental Biology in Tubingen, Germany, and Indiana University in Bloomington have now been able to measure for the first time directly ...
Jan 01, 2010 |
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Are genes our destiny? 'Hidden' code in DNA evolves more rapidly than genetic code, scientists discover
A "hidden" code linked to the DNA of plants allows them to develop and pass down new biological traits far more rapidly than previously thought, according to the findings of a groundbreaking study by researchers ...
Sep 16, 2011 |
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Honeybee deaths linked to seed insecticide exposure
Honeybee populations have been in serious decline for years, and Purdue University scientists may have identified one of the factors that cause bee deaths around agricultural fields.
Jan 12, 2012 |
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Fruit fly intestine may hold secret to the fountain of youth
One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets are ...
Nov 02, 2011 |
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Simple genetic mechanism may be behind the origin of species
(PhysOrg.com) -- Some of the secrets behind the emergence of new species have been uncovered in a genetic study, conducted in collaboration with bioscientists at The University of Nottingham.
Biology /
Jan 30, 2009 |
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Europe's first farmers replaced their Stone Age hunter-gatherer forerunners
(PhysOrg.com) -- DNA study suggests that further waves of prehistoric immigration are waiting to be discovered. Central and northern Europe's first farmers were immigrants with barely any ancestral ties to the modern population, ...
Other Sciences / Archaeology & Fossils
Sep 03, 2009 |
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Top 10 Sci-Tech Stories Of The Decade
Discoveries, devices, and developments that have changed the way we view our world over the past ten years.
Jan 11, 2010 |
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Deep-sea algae may be 'living fossils'
(PhysOrg.com) -- Researchers in the US and Belgium say two types of deep-sea seaweed may be representatives of ancient forms of algae previously unrecognized.
Nov 19, 2010 |
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Genetic key discovered to dramatically increase yields and improve taste of hybrid tomato plants
Spectacularly increased yields and improved taste have been achieved with hybrid tomato plants by researchers at the Robert H. Smith Faculty of Agriculture, Food and Environment at the Hebrew University and ...
Apr 06, 2010 |
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Success with 'cisgenics' in forestry offers new tools for biotechnology
Forestry scientists at Oregon State University have demonstrated for the first time that the growth rate and other characteristics of trees can be changed through "cisgenics" - a type of genetic engineering ...
Jun 08, 2010 |
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Ancestors of land plants revealed
It was previously thought that land plants evolved from stonewort-like algae. However, new research published in BioMed Central's open access journal BMC Evolutionary Biology shows that the closest relatives to land plants ...
Apr 18, 2011 |
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Study provides insight into evolution of first flowers
(PhysOrg.com) -- Charles Darwin described the sudden origin of flowering plants about 130 million years ago as an abominable mystery, one that scientists have yet to solve.
May 18, 2009 |
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The evolution of orchids
(PhysOrg.com) -- Charles Darwin and many other scientists have long been puzzled by the evolution of orchids, the largest and most diverse family of flowering plants on Earth. Now genetic sequencing is giving ...
Nov 19, 2009 |
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Single gene dramatically boosts yield, sweetness in tomato hybrids
Giving tomato breeders and ketchup fans something to cheer about, a Cold Spring Harbor Laboratory (CSHL) scientist and his colleagues at the Hebrew University in Israel have identified a gene that pushes hybrid ...
Mar 28, 2010 |
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