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Not just about sex: throughout our bodies, thousands of genes act differently...
In skin, muscle, fat and more tissues, genes behave differently in men and women. from www.shutterstock.com Most of us are familiar with the genetic differences between men and women. Men have X and Y...
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Apakah ‘gen homoseksual’ itu benar-benar ada?
Mungkin ada lebih dari satu "gen gay" yang berkontribusi terhadap selera seksual seseorang.ShutterstockSebuah klaim yang mengatakan bahwa para laki-laki homoseksual sama-sama memiliki sebuah “gen...
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Kids' learning and health is shaped by genes they don't inherit, as well as...
There's fresh evidence to inject into the old 'nature versus nurture' debate. dannywilson/flickr , CC BY-NC-NDIt’s a hoary old debate: how much do our genes define how we grow and learn, and how much...
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Koalas sniff out juicy leaves and break down eucalypt toxins – it's in their...
Koalas spend a large part of the day sleeping - while their digestive enzymes get to work. emmanueleragne/flickr , CC BYNews is out today that the entire genome of the koala has been sequenced. This...
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What makes you a man or a woman? Geneticist Jenny Graves explains
It's just a tiny part of the Y chromosome that kickstarts the development of testes. Kelly Searle/UnsplashThis article is part of our occasional long read series Zoom Out, where authors explore key...
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Seorang ahli genetika jelaskan apa yang membuat Anda menjadi laki-laki atau...
Hanya bagian kecil dari kromosom Y yang menjadi asal mula perkembangan testis. www.shutterstock.comArtikel ini adalah bagian dari seri bahan bacaan panjang The Conversation Australia bertajuk Zoom Out,...
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How genes and evolution shape gender – and transgender – identity
There are many genes involved in shaping not just our biological sex, but also our gender identity. Limor Zellermayer/Unsplash, CC BYMismatch between biological sex and gender identity, culminating in...
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How birds become male or female, and occasionally both
The highly unusual “semi-identical” Australian twins reported last week are the result of a rare event. It’s thought the brother and sister (who have identical genes from their mother but not their...
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What we learn from a fish that can change sex in just 10 days
The male bluehead wrasse defends his group of yellow females, one of whom has to step-up and take charge if he leaves.Kevin Bryant, Author providedThe bluehead wrasse is a fish that lives in small...
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The sex gene SRY and Parkinson’s disease: how genes act differently in male...
Male and female brains are different at every level. Science is continuing to uncover how these differences affect health and disease.From shutterstock.comParkinson’s disease, a debilitating...
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Curious Kids: how do scientists know evolution is real?
Darwin wondered: what if species change over time in response to their environment?ShutterstockHow do scientists know that evolution is real? – Emily, age 11.In science, we look at the evidence and try...
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Why do more men die from coronavirus than women?
Shutterstock/RoMiEgAll over the world – in China, Italy, the United States and Australia – many more men than women are dying from COVID-19.Why? Is it genes, hormones, the immune system – or behaviour...
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Coronavirus and sex hormones — baldness may be a risk factor and...
ShutterstockTwo smallstudies published recently suggested most men hospitalised with COVID-19 are bald, generating headlines around the world.While this may sound strange, science does offer a...
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Fierce female moles have male-like hormones and genitals. We now know how...
ShutterstockMoles live a tough life underground. As a result, they’ve evolved helpful adaptations, such as excavator-like claws. Female moles in particular have evolved an unusual strategy: high levels...
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Is when you lose your virginity and have your first kid really written in...
ShutterstockResearch Checks interrogate newly published studies and how they’re reported in the media. The analysis is undertaken by one or more academics not involved with the study, and reviewed by...
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Specks of dust on the microscope slide? No, we are looking at the building...
The genome of the spiny-tailed monitor is divided up into 8 big macochromosomes and 10 tiny microchromosomes huddled in the middle.Jason Dobry, Author providedIf you look at cells from a human or other...
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The endangered condor surprised researchers by producing fatherless chicks....
ShutterstockVirgin birth – which involves the development of an unfertilised egg – has preoccupied humans for aeons. And although it can’t happen in mammals, it does seem to be possible in other...
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La naissance de poussins sans père pourrait-elle sauver les condors de...
Un condor de Californie, espèce en voie d'extinction. La variation génétique est essentielle à la santé de l’individu et de son espèce.Wade Tregaskis, Flickr, CC BY-NCLa conception virginale,...
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A huge project is underway to sequence the genome of every complex species on...
ShutterstockThe Earth Biogenome Project, a global consortium that aims to sequence the genomes of all complex life on earth (some 1.8 million described species) in ten years, is ramping up. The...
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Men are slowly losing their Y chromosome, but a new sex gene discovery in...
X and Y chromosome.Nathan Devery/ShutterstockThe sex of human and other mammal babies is decided by a male-determining gene on the Y chromosome. But the human Y chromosome is degenerating and may...
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Les hommes perdent peu à peu leur chromosome Y. Mais une nouvelle découverte...
Chez les humains, comme chez les autres mammifères, les femelles ont deux chromosomes X et les mâles, un X et un tout petit chromosome appelé Y.(Shutterstock)Le sexe des bébés humains et des autres...
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Sex and the single gene: new research shows a genetic ‘master switch’...
ShutterstockIn humans and other animals, sex is usually determined by a single gene. However, there are claims that in some species, such as platyfish, it takes a whole “parliament” of genes acting...
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Nothing is not nothing: how a scientist set out to sing the story of our origins
JWST / NASAAt the close of the 18th century, the Austrian composer Joseph Haydn wrote one of his masterpieces: an oratorio – a large concert piece for orchestra, choir and solo singers – entitled The...
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The 'weird' male Y chromosome has finally been fully sequenced. Can we now...
The Y chromosome is a never-ending source of fascination (particularly to men) because it bears genes that determine maleness and make sperm. It’s also small and seriously weird; it carries few genes...
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How – and why – did homosexual behaviour evolve in humans and other animals?
ShutterstockSince gay couples have fewer children, the high frequency of same-sex relationships in humans is puzzling from an evolutionary point of view. Perhaps there are social advantages such...
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