Nucleic Acid Molecules Carry Genetic Information Chemical Structure of Nucleic Acids DNA and RNA Each Have Four Bases
Nucleosides Are Bases Plus Sugars; Nucleotides Are Nucleosides Plus Phosphate
Double Stranded DNA Forms a Double Helix Base Pairs are Held Together by Hydrogen Bonds Complementary Strands Reveal the Secret of Heredity Constituents of Chromosomes
The Central Dogma Outlines the Flow of Genetic Information Ribosomes Read the Genetic Code
The Genetic Code Dictates the Amino Acid Sequence of Proteins Various Classes of RNA Have Different Functions Proteins, Made of Amino Acids, Carry Out Many Cell Functions The Structure of Proteins Has Four Levels of Organization Proteins Vary in Their Biological Roles
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