Eyesight is the sense that we rely on the most, so much so that about 80% of what we perceive is through our vision. This means that 80% of our memories are made up of images.
Do you know how twins or blue eyes occur? Take this quiz and see how much you know about genetics!
Information is crammed into our heads in school. How much did you retain from science class?
Our organs are what keep our bodies going every day, but how much do you really know about them?
You live in your body 24 hours a day, but how much do you really know about it?
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