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Hello, friends. How are you all doing? And I'm again back with another sweat. So today I'm going to tell you people about a fact regarding the central processing unit of our body. That is the brain. Do you guys know that our brain can lit up a small light bulb? Basically, the brain of a human being is composed of 100 billion microscopic brain cells, which are also called neurons, which produce enough electrical signal to light a small bulb
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