Chimerism is what happens when cells from one twin are present in the other. For example, white blood cells with Y chromosomes would be found in the female twin.
: of, relating to, or involving conscious mental activities (such as thinking, understanding, learning, and remembering). cognitive development/psychology/impairment. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples.
Cognitive biases are often a result of our attempt to simplify information processing. They are rules of thumb that help us make sense of the world and reach decisions with relative speed. Unfortunately, these biases sometimes trip us up, leading to poor decisions and bad judgments.