MACROMOLECULES. ORIGIN, DEVELOPMENT, SIGNIFICANCE.
D000818:Animals; D001704:Biopolymers; D055598:Chemical Phenomena; D002621:Chemistry; D046911:Macromolecular Substances; D011108:Polymers
D001704:Biopolymers; D046911:Macromolecular Substances; D011108:Polymers
CHEMISTRY; POLYMERS