Question

what is brain made up of?

Answer 1

The gray matter is made up of about 100 billion neurons that gather and transmit signals while the white matter is made of dendrites and axons that the neurons use to transmit signals. The brain is composted of about 75% water and is the fattiest organ in the body, consisting of a minimum of 60% fat.

Answer 2

The brain is made up of with 100 billion neurones.

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