Life
Brainless sponges have cells that might be the precursors of neurons
Sponges are arguably the simplest animals and they lack a nervous system, but peculiar cells in their digestive chambers may be evolutionary precursors of neurons
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Sponges are arguably the simplest animals and they lack a nervous system, but peculiar cells in their digestive chambers may be evolutionary precursors of neurons
Some sections of the human genome have changed quickly during our evolution, and hundreds of them seem to be involved in the development of our brains