Skeleton intervertebral discs. It is not as hard and rigid as bone but is stiffer and less flexible than muscle. Cartilage is composed of specialized cells called chondrocytes that produce a large amount of extracellular matrix composed of Type II collagen (except Fibrocartilage which also contains type I collagen) fibers, abundant ground substance rich in proteoglycan, and elastin fibers. Cartilage is classified in three types, elastic cartilage, hyaline cartilage and fibrocartilage, which differ in the relative amounts of these three main components. Unlike other connective tissues, cartilage does not contain blood vessels. The chondrocytes are supplied by diffusion, helped by the
More than That on TRL on May 15, 2001 and the Nickelodeon's Top 10 music. More than That "More than That" is a song by American boy band Backstreet Boys. It was released on May 29, 2001 as the third single from their fourth studio album "Black & Blue" (2000). The song was written by Adam Anders and produced by Franciz and LePont. It reached number 27 on the US "Billboard" Hot 100 and ran for 20 weeks, and number 12 on the UK Singles Chart, ending their 13th consecutive Top 10 run, the last being "The Call" which peaked at number eight.