Biology Test 1

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Across
  1. 3. one of the earliest prokaryotic cells
  2. 4. polymers composed of monomers called nucleotides
  3. 7. consists of 2 monosaccharides joined by covalent
  4. 10. a membranous sac of hydrolytic enzymes animals use to digest
  5. 12. cells that dont contain their genetic materials inside a nucleus
  6. 13. the simplest organic molecules
  7. 16. hairlike appendages that allow attachment of bacteria to a surface
  8. 19. single stranded
  9. 20. cells energy currency
  10. 21. large molecules not classified as macromolecules
  11. 23. simple sugar
  12. 24. network of fibers extending throughout the cytoplasm
Down
  1. 1. storage sugar by animals
  2. 2. droplets with membranes
  3. 5. double stranded genetic material
  4. 6. building blocks of polypeptides
  5. 8. atoms of an element with same # of protons but different # of neutrons
  6. 9. eukaryotic organelle where photosynthesis occurs
  7. 11. fear of water
  8. 14. storage sugar by plants
  9. 15. dissolving agent of solution
  10. 16. allow for movement to or away from a stimulus
  11. 17. a major component of plant cell walls
  12. 18. powerhouse of the cell
  13. 22. large vescicles derived from endoplasmic reticulum & golgi complex