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a tentative explanation a scientist proposes for a specific phenomenon that has been observed.
a large lipid molecule made from glycerol and 3 fatty acids; a triglyceride. Most fats function as energy-storage molecules
a polymer consisting of many nucleotide monomers; serves as a blueprint for proteins and, through the actions of proteins, for all cellular structures and activities. The 2 types of nucleic acids are DNA and RNA
an organic monomer consisting of a five-carbon sugar covalently bonded to a nitrogenous base and phosphate group. Nucleotides are the building blocks of nucleic acids
ribonucleic acid, a type of acid consisting of nucleotide monomers with a ribose sugar and the nitrogenous bases
type of weak chemical bond formed when the partially positive H atom in one molecule is attracted to the partially negative atom of a neighboring molecule
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