Chapter 8/9 Crossword

12345678910
Across
  1. 2. the supportive tissue of an epithelial organ, tumor, gonad, etc., consisting of connective tissues and blood vessels.
  2. 4. a mold in which something, such as printing type or a phonograph record, is cast or shaped.
  3. 6. (in green plant cells) a plastid that contains chlorophyll and in which photosynthesis takes place.
  4. 7. the natural coloring matter of animal or plant tissue.
  5. 10. nucleotide, C10H15N5O10P2, that is composed of adenosine and two linked phosphate groups, and that is converted to ATP for the storage of energy in living cells.
Down
  1. 1. a biochemical mechanism in plants by which chlorophyll absorbs light energy for photosynthesis. There are two such mechanisms ( photosystems I and II ) involving different chlorophyll-protein complexes.
  2. 3. Adenosine triphosphate (ATP) is considered by biologists to be the energy currency of life.
  3. 5. relating to, involving, or requiring free oxygen.
  4. 8. the stacks of thylakoids embedded in the stroma of a chloroplast.
  5. 9. the strength and vitality required for sustained physical or mental activity.