Medical textbooks describe three types of cartilage: hyaline, elastic and fibrocartilage. Hyaline cartilage helps bones slide smoothly over each other at the joints; elastic cartilage is very ...
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Our outer ears may have come from ancient fish gills, scientists discoverThese are my 5 must-read science books. Our outer ears and those of other mammals are made of a subtype of cartilage called ...
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