New mechanism discovered in meiosis
Inactivated, but still active– how modification of an enzyme governs critical processes in sexual reproduction.
May 03, 2013
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May 03, 2013
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Please Don't Eat the Daisies: The macroevolution of alternate plant defense strategies
Mystery of 'zombie worm' development unveiled
How do bone-eating worms reproduce? A new study by Norio Miyamoto and colleagues from the Japan Agency for Marine-Earth Science and Technology sheds light on this question through a detailed observation of ...
Mar 12, 2013
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Dead seals serve conservation boost
Scientists have used genetic testing on animals that died of natural causes for the first time, potentially boosting efforts to save endangered species.
Mar 05, 2013
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Clues to chromosome crossovers
Neil Hunter's laboratory in the UC Davis College of Biological Sciences has placed another piece in the puzzle of how sexual reproduction shuffles genes while making sure sperm and eggs get the right number ...
Feb 13, 2013
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Discovery of sexual mating in Candida albicans could provide insights into infections
Like many fungi and one-celled organisms, Candida albicans, a normally harmless microbe that can turn deadly, has long been thought to reproduce without sexual mating. But a new study by Professor Judith Berman and collea ...
Jan 30, 2013
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Molds are able to reproduce sexually, unlike we thought for 100 years
For over 100 years, it was assumed that the penicillin-producing mould fungus Penicillium chrysogenum only reproduced asexually through spores. An international research team led by Prof. Dr. Ulrich Kück ...
Jan 08, 2013
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Diatom sex pheromone isolated and characterized
(Phys.org)—Diatoms (unicellular photosynthetic organisms) reproduce through asexual cell division alternating with short periods of sexual reproduction. A German and Belgian team has now determined that ...
Dec 14, 2012
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Scientists identify key event for sex determination
Scientists at the Institute of Molecular Biology (IMB) in Mainz have identified a protein essential for initiating the development of male sex organs. Loss of the gene Gadd45g results in complete sex reversal of male mice, ...
Nov 27, 2012
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Are elder siblings helpers or competitors?
Having elder siblings decreases mortality risk in childhood, but same-sex elder siblings are associated with lower marriage rates and fewer children for their younger siblings in adulthood, according to the ...
Nov 22, 2012
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Researchers find that gene related to germ cell formation is far older than first thought
Harvard scientists have solved the long-standing mystery of how some insects form the germ cells – the cellular precursors to the eggs and sperm necessary for sexual reproduction – and the answer is shedding new light ...
Nov 01, 2012
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The most ancient pottery prehistoric figurine of the Iberian Peninsula is found in Begues
In the course of the excavation process in Can Sadurní cave (Begues, Barcelona), members of the Col·lectiu per la Investigació de la Prehistòria i l'Arqueologia del Garraf-Ordal (CIPAG), together with ...
Oct 26, 2012
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New study reveals responses of genes in females to sex
Sex can trigger remarkable female responses including altered fertility, immunity, libido, eating and sleep patterns—by the activation of diverse sets of genes, according to research from the University ...
Sep 11, 2012
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Gardener's delight offers glimpse into the evolution of flowering plants
Global bullfrog trade spreads deadly amphibian fungus worldwide
