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Reindeer antlers grow again each year under a layer of fur called velvet. This reindeer is losing th
A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche
Herniated disk. A herniated disk is a protrusion of the disk’s gelatinous center, called the nucleus
Physiological Factors Affecting Medication Responses in Older Adults
A Gaucher cell showing accumulated fat stored in structures called lysosomes
Alternative splicing of pre-mRNA for a muscle protein called α-tropomyosin