28-03-2024 09:00 via metro.co.uk

The Y chromosome is vanishing. What does it mean for men?

The Y chromosome is vital to the human race (Picture: Getty)The Y chromosome is at risk of extinction – which may result in new species of humans.That isn’t the plot for a dystopian sci-fi film, but genuine scientific theory.Back in school, we were all taught that the X and Y genes determine sex. Women have a pair of X chromosomes, and men XY.
But what the teacher may not have shared is that the Y chromosome is much smaller, carrying around 55 genes compared to roughly 900 on the X.&
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