How many neurons are in the human brain?
The human brain contains about 86 billion neurons.
- Home
- Why do some people have dry earwax?
“Whether earwax is wet or dry is determined by genetics.”
Reference: National Institutes of Health (NIH)
More from this shelf
What is the smallest bone in the body?
The smallest bone in the body is the stapes, in the middle ear.
What colors do Labrador Retrievers come in?
The AKC recognizes only three Labrador Retriever colors: black, yellow, and chocolate. "Fox red" Labs are technically a dark shade of yellow, and "silver" Labs aren't accepted under the breed standard.