Biology exam 1

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Across
  1. 2. substances that donate an additional H+ to a solution
  2. 4. double-stranded genetic material that individuals inherit from one generation to the next
  3. 6. Domain of prokaryotes not known to be infectious to humans
  4. 8. describes how many covalent bonds an atom can form
  5. 11. anything that takes up space or has mass
  6. 12. cells that do not contain their genetic material insidFlagellumus
  7. 14. Bacteria can be used to remove pollutants from soil, air, and water
  8. 15. the dissolving agent of a solution
  9. 18. the strictly eukaryotic organelle where photosynthesis occurs
  10. 19. a hypothesis for natural phenomena that is exceptionally well supported by the data
  11. 20. formed by the peptide bonding of amino acids to each other in long chains
  12. 21. a proposed explanation for a phenomenon that can lead to testable predictions
  13. 22. large molecules that are not classified as macromoleculemoleculesrs a large molecule that is composed of many similar identical building blocks linked by covalent bonds
  14. 23. a structure in the nondividing nucleus where ribosomal (rRNA) is synthesized
Down
  1. 1. substance that has an affinity for water
  2. 3. a single prokaryotic cell divides into 2 daughter cells
  3. 5. Commonly used to identify evolutionary relationships amongst prokaryotes
  4. 7. are subatomic particles that are negatively charged
  5. 8. large vesicles derived from the endoplasmic reticulum and golgi complex
  6. 9. carry genes in the form of DNA
  7. 10. Sharing of electrons between 2 or more atoms to form a molecule or compound
  8. 13. the protein-making "machines" of the cell
  9. 16. allows for movement to or away from a stimulus
  10. 17. are polymers composed of monomers canucleotidestides