Weaponized penis drives sexual 'arms race' (in beetles)
Evolution works in mysterious ways, especially when it comes to sex.
Plants & Animals
May 24, 2017
1
315
News tagged with reproductive organs
Female menstrual cycle in a dish
Northwestern Medicine has developed a miniature female reproductive tract that fits in the palm of your hand and could eventually change the future of research and treatment of diseases in women's reproductive organs.
Biotechnology
Mar 28, 2017
0
227
RNA pathway plays key role in health, lifespan, fly study shows
Humans and other animals carry rogue sequences of DNA in their genomes called transposable elements (TEs). To prevent passing TEs to their offspring, they employ the piRNA pathway in their reproductive organs to block the ...
Cell & Microbiology
Dec 21, 2016
0
199
Tomato plant's male reproduction organs shrivel under high temperatures
The male reproductive organs of tomato plants can't stand the heat. When temperatures rise above 32 degrees Celsius for several consecutive days, their appearance changes and they produce less and less fertile pollen, leading ...
Plants & Animals
Dec 13, 2016
0
8
Flower bud uniformity beholden to time and space
What makes flowers on a plant almost identical, or internal organs remarkably reproducible?
Biotechnology
Jul 12, 2016
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15
Visualizing and predicting evolution by mapping the elusive 'fitness landscape'
Suppose you were trying to design a vaccine to combat next season's influenza virus. Having a detailed map that tells you exactly how various strains of the flu bug will evolve would be extremely helpful.
Evolution
Apr 14, 2016
0
20
Female fish develops male organs and impregnates self
(Phys.org)—A female cichlid hybrid fish has been observed to have grown male reproductive organs, impregnate itself and then to have offspring, a team of researchers in the U.K. are reporting in a paper published in the ...
Study questions life extension mechanism in roundworms
(Phys.org)—It's strange to think that there was a time when molecular cell biology was considered by professionals of other scientific specialties as disreputable or laughable. But the motivation for much cellular biology ...
Scientists discover butterfly-like fossil insect in the deep Mesozoic
Large butterfly-like insects known as Kalligrammatid lacewings, which fluttered through Eurasian fern- and cycad-filled woodland during the Mesozoic Era, have been extinct for more than 120 million years. But with new fossil ...
Plants & Animals
Feb 3, 2016
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4837
Bond gene in fruit flies controls fertility of rival males
For many animals, pheromones, which are chemical cues used for communication, guide important decisions such as whom to mate and whom to fight. New research from scientists at the University of Hawai'i - Mānoa's (UHM) Pacific ...
Plants & Animals
Sep 15, 2015
0
22
