Chemical structure of a collagen model protein. Collagen adopts a characteristic triple helix structure. Collagen is a major component of many tissues, including skin, bone and cartilage. Collagen is used dermal filler in the treatment of wrinkles and ski

Chemical structure of a collagen model protein. Collagen adopts a characteristic triple helix structure. Collagen is a major component of many tissues, including skin, bone and cartilage. Collagen is used dermal filler in the treatment of wrinkles and ski - 16647740

Caffeine (caffeine) molecule. Atoms are represented as spheres with conventional color coding: hydrogen (white), carbon (grey), oxygen (red), nitrogen (blue).

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