What is the role of collagen in the body?

a) it slows down reactions
b) it speeds up reactions
c) it transports oxygen
d) it provides structural support

Acontrol during an experiment. might change remains constant does not exist does change

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.