Chemistry of Living Things

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. A monosaccharide sugar that has several forms (7)
  2. 5. Nutrient in meat and beans that builds muscle (plural) (8)
  3. 6. Any of various water-soluble compounds having a sour taste and capable of turning litmus red (plural) (5)
  4. 7. The logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter (7)
  5. 9. Any of several complex proteins that are produced by cells and act as catalysts in specific (plural) (7)
  6. 10. A number or ratio derived from a series of observed facts (9)
  7. 12. A chemical reaction in which an acid and a base interact with the formation of a salt (14)
  8. 14. Bottom part something stands on; a safe spot in baseball (plural) (5)
  9. 15. A compound that exists in forms having different arrangements of atoms but the same molecular weight (6)
  10. 16. A complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants (6)

Down

  1. 1. An oily organic compound insoluble in water but soluble in organic solvents (plural) (6)
  2. 3. An animal sterol that is normally synthesized by the liver (11)
  3. 4. A compound of an oxide with water (plural) (10)
  4. 8. Any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings (plural) (8)
  5. 11. A long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like (3)
  6. 13. Organic compounds containing an ___ group and a carboxylic ___ group (plural) (10)