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Author Question: In a short essay, define learning and then explain operant conditioning. (Read 508 times) |
Blood is approximately twice as thick as water because of the cells and other components found in it.
People about to have surgery must tell their health care providers about all supplements they take.
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.