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Fish Go Mad For Ginger Gene
September 29, 2009 — There may be plenty of fish in the sea but the medaka knows what it likes. A new study shows how a single gene mutation that turns Japanese Killifish a drab gray color renders them significantly less ... > full story -
Draft Potato Genome Based On Unique Potato Variety
September 28, 2009 — The Potato Genome Sequencing Consortium, an international team of scientists from industry and academia in 14 countries, has released a draft sequence of the potato genome. A unique phureja type of ... > full story -
Fruit Fly Sperm Makes Females Do Housework After Sex
September 28, 2009 — The sperm of male fruit flies are coated with a chemical ‘sex peptide’ which inhibits the female’s usual afternoon siesta and compels her into an intense period of foraging ... > full story -
Live Birth -- Key To Much Marine Life -- Depends Upon Evolution Of Chromosomal Sex Determination
September 17, 2009 — A new analysis of extinct sea creatures suggests that the transition from egg-laying to live-born young opened up evolutionary pathways that allowed these ancient species to adapt to and thrive in ... > full story -
When You've Doubled Your Genes, What's One Chromosome More Or Less? How Polyploidy And Genomic Change Can Lead To Evolutionary Change
September 15, 2009 — For animals, an extra chromosome can result in major problems, but plants are another matter. Many plants can survive an extra copy of their entire genome (polyploidy), and this process often results ... > full story -
A Boy For Every Girl? Not Even Close: Scientists Trace Evolution Of Butterflies Infected With Deadly Bacteria
September 11, 2009 — In a perfect world, for every boy there would of course be a girl, but a new study shows that actual sex ratios can sometimes sway very far from that ideal. In fact, the male-to-female ratio of one ... > full story -
Worker Bees In 'Reproductive Class War' With Queen, New Research Discovers
September 11, 2009 — Bee colonies are well known for high levels of cooperation, but new research demonstrates a conflict for reproduction between worker bees and their queens, leading some workers to selfishly exploit ... > full story -
Imitate To Communicate: Even Singers In The Bird World Have To Deal With Cover Artists
September 10, 2009 — Competitors copying songs is an issue that every great singer must face, but now it has been discovered that even birds have to deal with cover artists. New research reveals how some bird species ... > full story -
Why Solitary Reptiles Lay Eggs In Communal Nests
September 7, 2009 — Reptiles are not known to be the most social of creatures. But when it comes to laying eggs, female reptiles can be remarkably communal, often laying their eggs in the nests of other females. New ... > full story -
Early 20th Century Evolutionist May Have Discovered Epigenetics
September 3, 2009 — A new study may help end the controversy surrounding Lamarckian experimentalist Paul Kammerer. The study suggests that far from being a fraud, Kammerer may have discovered the field of ... > full story -
Protein Modifier SUMO Helps Set Apart Females And Males
September 3, 2009 — One way in which men and women differ is in their expression of liver proteins that control energy generation and lipid and steroid hormone production and turnover. Researchers have identified a new ... > full story -
Zebrafish Cloning Methods Improved
September 1, 2009 — Researchers have developed a new, more efficient way of cloning zebra fish, a breakthrough that could have implications for human health ... > full story
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