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We may take it for granted that the sex of an animal is established at birth and doesn't change.However, about 500 species of fish change sex in adul
yeezy slide thood, often in response to environmental cues. How these fish change sex has, until now, been a mystery.The secrets of fish that change sex have, for the first time, been revealed by an international collaboration led by New Zealand sc
adidas yeezys boost ientists and including La Trobe University geneticist and Prime Minister's Prize for Science winner 2017, Professor Jenny Graves. The findings were published today in the prestigious journal, Science Advances."I've followed the bluehead wrasse for years because sex change is so quick and is triggered by a visual cue," Professor Graves said."How sex can reverse so spectacularly has been a mystery for decades. The genes haven't changed, so it must be the signals that turn them off and on."Bluehead wrasses live i
converse schuhen n groups, on coral reefs of the Caribbean. A dominant male - with a blue head - protects a harem of PARIS:The murderer absconds with a smirk, knowing he has covered his tracks like a pro - no witnesses, no finger- or foot-prints, no stray hairs to betray his identity.But if a mosquito bit our cocky assassin at the crime scene, it could one day lead to a conviction, according to study published Monday in the journal PLOS ONE. That is because researchers at Nagoya University have shown that human blood extracted from a buz
adidas samba damen zing bloodsucker can be traced back to its original owner up to 48 hours after a skeeter has siphoned it off.Climate change amplifying malaria risk"This technique can help police work out who was at a crime scene. In the future, it might provide evidence that can be used to convict offenders," lead scientist Toshimichi Yamamoto said.No one knew how long human b
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zapatillas nb t an identifiable DNA profile, so Yamamoto and a team of forensic scientists decided to find out. They recovered blood from mosquitos who had bitten volunteers, and then used a techniqu
