Post 51: An enzyme makes you want to be a dad 🧐

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It’s interesting how an enzyme can make you want to be a dad*. A species of rodents synthesizes an enzyme (the one in the image) in their adrenal glands that produces a hormone that eventually stimulates the male to engage in parental care, such as taking their offspring to the nest and grooming them.
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Evolution of a novel adrenal cell type that promotes parental care

Disclaimer: obviously, the matter is much more complex in humans.