Unit 2 Vocab

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Across
  1. 1. the chemical reactions within an organism that build or break down substances
  2. 3. energy- energy that is needed to get a reaction started
  3. 5. organism that lacks a nucleus
  4. 14. of maintaining stable internal environment within a cell/organism
  5. 16. in classification, a group of closely related families
  6. 17. material that organisms inherit from their parents
  7. 19. name– A name used by scientists, especially the taxonomic name of an organism that consists of the genus and specie
  8. 22. biological catalysts
  9. 24. a complex carbohydrate made up of many monosaccharides
  10. 25. name– refers to the colloquial name of a taxon or species. It is the name known to the general public or is based on any language
  11. 26. elements or compounds that enter into a chemical reaction
  12. 27. trait that an organism has that allows for it to survive and reproduce at a greater rate
  13. 30. made up of amino acids
  14. 32. of similar organisms that can breed and produce fertile offspring
  15. 35. acid- macromolecules containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  16. 36. (pl. phyla)-- in classification, a group of closely related classes
  17. 37. acid- compound with an amino group on one end and a carboxyl group on the other end
  18. 38. reproduction-reproduction in which a single parent produces offspring, identical to the parent and each other
  19. 39. classification, a group of similar genera
Down
  1. 2. nomenclature– classification system in which each species is assigned a two-part scientific name
  2. 4. complex cell that has a nucleus
  3. 6. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
  4. 7. to which an organism responds
  5. 8. formed as a result of a chemical reaction
  6. 9. substance that speeds up the rate of a chemical reaction
  7. 10. reactant of an enzyme-catalyzed reaction
  8. 11. reaction- a reaction that releases energy (gives off heat)
  9. 12. simple sugar molecule
  10. 13. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
  11. 15. reaction- a reaction that absorbs energy (absorbs heat)
  12. 18. in classification, a group of closely related orders
  13. 20. reaction- process that changes, or transforms, one set of chemicals into another set of chemicals
  14. 21. largest and most inclusive group in classification
  15. 23. small chemical unit that makes up a polymer
  16. 28. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  17. 29. reproduction-reproduction in which two parents produce unique offspring, different from the parents and each other
  18. 31. large organic molecule made up of many atoms (like proteins)
  19. 33. (pl. genera)-- group of closely related species; the first part of the scientific name in binomial nomenclature
  20. 34. a larger, more inclusive taxonomic category than a kingdom
  21. 36. molecules composed of many monomers; makes up macromolecules