Chemistry of Life

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Across
  1. 4. number, the sum of protons and neutrons in the nucleus of an atom
  2. 5. structure, three-dimensional shape of proteins resulting from interactions of side chains
  3. 8. structural polysaccharide that is a major component in plant cell walls
  4. 9. when two atoms of the same element have a different number of neutrons
  5. 10. the type of bond that joins amino acids
  6. 15. bond between atoms that transfer electrons instead of sharing them
  7. 19. the type of fat that does not have double bonds between carbon atoms, animal fat
  8. 20. charged subatomic particle found in the nucleus of atoms
  9. 21. a substance that minimizes changes in pH
  10. 23. function to speed up biochemical reactions
  11. 24. storage form of polysaccharides in animals
  12. 26. the subatomic particle found in the nucleus of atoms that has no charge
Down
  1. 1. bond between atoms that share electrons
  2. 2. made of two monosaccharides; example: maltose
  3. 3. a substance composed of two or more different elements
  4. 6. water attracted to another substance
  5. 7. type of lipid with two fatty acids and a phosphate group, make up a majority of the cell membrane
  6. 11. scale, describes if a solution is acidic or basic
  7. 12. negatively charged subatomic particle found outside the nucleus
  8. 13. outermost electron shell with highest energy
  9. 14. elements, essential for life, but required in very small amounts
  10. 16. an important type of steroid that’s a component of animal cell membranes
  11. 17. number, number of protons in the nucleus of an atom
  12. 18. a major element that makes up our body and is involved in organic chemistry reactions
  13. 22. weakest type of bond; slightly positive end of polar molecule attracts slightly negative end of another polar molecule
  14. 25. compounds on the left side of a chemical reaction