vocab

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Across
  1. 2. a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis. Its molecule contains a magnesium atom held in a porphyrin ring.
  2. 5. a microorganism which grows in the presence of air or requires oxygen for growth
  3. 9. attractive or beautiful
  4. 12. a greenish-blue color which is one of the primary subtractive colors, complementary to red
  5. 13. a salt or ester of hydrocyanic acid, containing the anion CN− or the group —CN. The salts are generally extremely toxic.
  6. 14. the organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.
  7. 18. the chemical element of atomic number 17, a toxic, irritant, pale green gas
  8. 19. a microorganism, especially a bacterium causing disease or fermentation
  9. 20. build something (typically a building, road, or machine)
  10. 21. cause deliberate, irreparable damage to something (typically a rocket or missile).
  11. 23. a phrase or form of words written in memory of a person who has died, especially as an inscription on a tombstone
  12. 24. membrane transport proteins, a class of multipass transmembrane proteins that allow the diffusion of a specific molecule in or out of the cell
Down
  1. 1. a photographic blueprint
  2. 3. the basic physical and organizational structures and facilities (e.g. buildings, roads, power supplies) needed for the operation of a society or enterprise.
  3. 4. egg white, or the protein contained in it
  4. 6. a red blood cell that (in humans) is typically a biconcave disc without a nucleus. Erythrocytes contain the pigment hemoglobin, which imparts the red color to blood, and transport oxygen and carbon dioxide to and from the tissues.
  5. 7. the central point of something, typically a difficult or unpleasant situation
  6. 8. genuine; real
  7. 10. dig out (something buried, especially a corpse) from the ground
  8. 11. having or showing a modest or low estimate of one's own importance
  9. 13. the branch of biology concerned with the structure and function of plant and animal cells.
  10. 15. any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis
  11. 16. a blank book for the insertion of photographs, stamps, or pictures
  12. 17. a situation or event that creates a sudden increase in wealth, good fortune, or profits
  13. 22. a pithy saying or remark expressing an idea in a clever and amusing way