Evolutionary Biology News
December 1, 2015

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More Evolutionary Biology News
December 1, 2015

Nov. 30, 2015 — Fruit flies studies on mating compatibility have been examined to assess the usefulness of walk-in field cages in sexual behavior research within fruit fly species complexes and recognition of ... read more

Nov. 25, 2015 — Genes for important skin proteins arose in a common ancestor shared by humans and turtles 310 million years ago, a genome comparison has ... read more

Winter Season Reverses Outcome of Fruit Fly Reproduction

Nov. 24, 2015 — Male fruit flies could find their chances of fathering offspring radically reduced if they are last in the queue to mate with promiscuous females before winter arrives, according to new ... read more

Nov. 24, 2015 — Biologists have succeeded in inducing one species of flatworm to grow heads and brains characteristic of another species of flatworm without altering genomic sequence. The work reveals physiological ... read more

Corn Snake Genome Sequenced for the First Time

Nov. 24, 2015 — Among the 5,000 existing species of mammals, more than 100 have their genome sequenced, whereas the genomes of only 9 species of reptiles (among 10,000 species) are available to the scientific ... read more

Bivalve Family Tree Offers Evolutionary Clues

Nov. 23, 2015 — Researchers have compiled the most complete look to date of the evolutionary family tree of cardiid bivalves. Bivavles include clams, oysters, cockles, mussels, scallops and numerous other organisms ... read more

Nov. 23, 2015 — Genomic analysis of ancient human remains identifies specific genes that changed during and after the transition in Europe from hunting and gathering to farming about 8,500 years ago. Many of the ... read more

Nov. 23, 2015 — Genetic material from ancient viral infections is critical to human development, according to ... read more

Adapting to -70 Degrees in Siberia: A Tale of Yakutian Horses

Nov. 23, 2015 — From an evolutionary perspective, it happened almost overnight. In less than 800 years Yakutian horses adapted to the extremely cold temperatures found in the environments of eastern Siberia. The ... read more

Scientists Discover the Secret Behind the Power of Bacterial Sex

Nov. 23, 2015 — Migration between different communities of bacteria is the key to the type of gene transfer that can lead to the spread of traits such as antibiotic resistance, according to ... read more

Nov. 21, 2015 — A new study shows that larger eye size is the source of a sizable reproductive advantage for a tiny freshwater crustacean, Daphnia obtusa. The research provides hard data for eye microevolution that, ... read more

Nov. 20, 2015 — Deleting the genes for sugar-adding enzymes from the flowering mustard plant Arabidopsis and the moss Physcomitrella resulted in similar defects in both species, which are widely separated in ... read more

Nov. 20, 2015 — Fungi in the mucus of patients with cystic fibrosis has been examined by researchers who have discovered how one particularly cunning fungal species has evolved to defend itself against neighboring ... read more

Nov. 19, 2015 — In a recently published paper, Indiana University biologists have calculated the lifetime energy requirements of multiple types of cells, as well as the energy required to replicate and express the ... read more

Nov. 18, 2015 — Scientists have analyzed the genomes of two acorn worm species and found that approximately two-thirds of human genes have counterparts in the ancestors of these marine animals. These ancient genes, ... read more

Nov. 18, 2015 — In the animal world, if several males mate with the same female, their sperm compete to fertilize her limited supply of eggs. Longer sperm often seem to have a competitive advantage. However, a study ... read more

Nov. 18, 2015 — Researchers have discovered several new species of marine fungi inhabiting previously undescribed branches of the tree of life. Little is known about the fungi flourishing in the world's oceans ... read more

Nov. 17, 2015 — Using some ancient DNA detective work, a new study has linked the culprit behind the 19th-century Irish potato famine, which was transported to Europe in the 1840s, to a fungus-like organism that ... read more

Nov. 16, 2015 — Redundancy is common in nature, for example many human genes exist in several copies. However, excessive redundancy can interfere with efficiency. Therefore, each whole genome duplication event is ... read more

Nov. 16, 2015 — Researchers have revealed how a jellyfish -- those commonplace sea pests with stinging tentacles -- have evolved over time into 'really weird' microscopic organisms, made of only a few ... read more

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