a virus is attacking koalas’ genes. but their dna is fighting back

A virus is attacking koalas’ genes. But their DNA is fighting back

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A viral invasion is revealing how the genome has its own ommune system to fight off attacks. Currumbin Wildlife Sanctuary, Author provided (No reuse) A virus that infects koalas is steadily integrating itself into their DNA,...
‘gay gene’ search reveals not one but many – and no way to predict sexuality

‘Gay gene’ search reveals not one but many – and no way to predict...

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The biology of same-sex attraction seems to involve a host of genes. Dewald Kirsten/Shutterstock It has long been clear that a person’s sexual preference – whether they prefer male or female sexual partners or both...

A deadly fungus threatens to wipe out 100 frog species – here’s how it...

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The horned land frog (Sphenophryne cornuta) carries babies on its back New Guinea must be protected from the deadly chytrid fungus, or we could see around 100 frog species be wiped out. Author provided...

You need more than just testes to make a penis

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Testosterone is primarily made in the testes, and creates many of the characteristics we see in adult men.  from www.shutterstock.com In prenatal ultrasounds or at delivery, many new parents look between their baby’s legs:...