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Wood first appeared in plants called progymnosperms.
Dish from Ecuador called "Cuy"
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex
With the research technique called brainbow, each neuron is labeled with a different color, ...
A thin cleft, called the synapse, separates one cell from another.