Biology Crossword

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Across
  1. 3. large biomolecules and macromolecules that comprise one or more long chains of amino acid residues.
  2. 4. whose molecules consist of a number of sugar molecules bonded together.
  3. 7. ribonucleic acid, a nucleic acid present in all living cells
  4. 9. acid organic acid that contains a carboxyl group (C(=O)OH) attached to an R-group.
  5. 10. an organic compound derived from two amino acids
Down
  1. 1. process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks.
  2. 2. any of the class of sugars
  3. 5. a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
  4. 6. acid a complex organic substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain.
  5. 8. any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. They include many natural oils, waxes, and steroids.