Biology Unit 1

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Across
  1. 2. A molecule attracted to water
  2. 3. Causes similar molecules to stick together
  3. 5. a biomolecule consisting of carbon, hydrogen and oxygen atoms
  4. 6. An element with the same chemical properties but a different number of neutrons
  5. 8. cell energy
  6. 10. a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents
  7. 13. the breakdown of complex molecules in living organisms to form simpler ones, together with the release of energy
  8. 15. occurs when molecules very similar to the substrate molecules bind to the active site and prevent binding of the actual substrate
  9. 17. Causes dissimilar molecules to stick together.
  10. 21. A unit of double-stranded nucleic acids consisting of two nucleobases bound to each other by hydrogen bonds
  11. 23. a substance present in living cells, especially DNA or RNA, whose molecules consist of many nucleotides linked in a long chain
  12. 25. the active site of an adjoining protein subunit
  13. 26. a class of natural or synthetic substances composed of very large molecules
  14. 27. a weak bond based on the attraction between opposite electric charges.
  15. 28. The thing dissolving another substance
  16. 29. the mutual sharing of one or more pairs of electrons between two atoms
  17. 30. linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound
Down
  1. 1. a type of enzyme inhibition characterized by an inhibitor binding to an allosteric site resulting in decreased efficacy of the enzyme
  2. 4. any chemical reaction in which a molecule of water breaks one or more chemical bonds
  3. 7. the surface on which an organism lives or the substance on which an enzyme can act
  4. 9. a class of nitrogenous organic compounds that have large molecules composed of one or more long chains of amino acids and are an essential part of all living organisms
  5. 11. the creation of larger molecules from smaller monomers where a water molecule is released
  6. 12. a molecule of a class compound that reacts with other molecules to form polymers
  7. 14. molecules that combine to form proteins
  8. 16. a virus that infects and replicates within bacteria and archaea
  9. 18. the process where food and drink turn into energy
  10. 19. the specific process where exogenous genetic material is directly taken up and incorporated by a cell through its cell membrane
  11. 20. A molecule consisting of a nitrogen-containing base, a phosphate group, and a sugar
  12. 22. the synthesis of complex molecules in living organisms from simpler ones together with the storage of energy
  13. 24. The thing being dissolved
  14. 29. When a liquid moves against the force of gravity, going up a thin tube