Normally produced by bacteria in the intestines, it is the name given to a group of related compounds with a methylated naphthoquinone (NAF-thoe-
Normally produced by bacteria in the intestines, it is the name given to a group of related compounds with a methylated naphthoquinone (NAF-thoe-KWIE- noen) ring structure. Henrik Dam noticed bleeding in chickens with a cholesterol-depleted diet and determined that this vitamin had been removed with the cholesterol. Edward Doisy later researched the structure and nature of the compound, leading Dam and Doisy to share a 1943 Nobel Prize in medicine for their work. For ten points, identify this vitamin required for blood coagulation.
Normally produced by bacteria in the intestines, it is the name given to a group of related compounds with a methylated naphthoquinone (NAF-thoe-
Vitamin {K}