Assertion: ligament | /r/MadeOf | this type of collagen
Facets:
value: almost entirely
type: DEGREE
Source sentences:
text: According to a March 2013 study in the Biology of Sport, both tendons and ligaments are made of collagen type I. Ligaments are almost entirely made of this type of collagen (95 percent), while tendons are between 60 and 80 percent of this type of collagen.