Examlex
The familial form of retinoblastoma is characterized by cancer appearing in both eyes relatively early in life. In contrast, the sporadic form is usually unilateral and appears later. What accounts for the difference?
Operational Definition
A clear and precise statement of how a variable is measured or manipulated within a particular study.
Dream
A series of thoughts, images, and sensations occurring in a person’s mind during sleep.
EEG Pattern
The recorded electrical activity of the brain measured by electrodes placed on the scalp.
Learning and Motivation
The psychological processes that involve the acquisition of new knowledge, skills, behaviors, or preferences, and the factors that guide one's propensity to engage in and persist in such learning activities.
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