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Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
Retinopathy. Illustration of a normal retina (left) and a diseased retina (right). The diseased reti
Unhappy people
People whose behaviors violate norms are often called mentally ill. “Why else would they do such ...
Where do you think these people fit in Gans’ classification of urban dwellers?
Athletes sometimes take supplements, such as creatine or caffeine, to enhance their athletic perform