Is sex primarily a strategy against transmissible cancer?

One of the greatest enigmas of evolutionary biology is that while sex is the dominant mode of reproduction among multicellular organisms, asexual reproduction appears much more efficient and less costly. However, in a study ...

Caterpillar attacks allow aphids to sneak up on plants

A New Phytologist study indicates that plants prioritize the protection of flowers over leaves and that simultaneous attack by aphids, caterpillars and bacteria leaves plants vulnerable to aphids but more protected from caterpillars.

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.

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 ...

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