Vocab: Chapters 1, 2, 8-12

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Across
  1. 3. a sequence of DNA that codes for a protein and determines a trait
  2. 6. a process not requiring oxygen
  3. 9. the anaerobic stage of cellular respiration
  4. 11. protein that controls the timing of the cell cycle
  5. 14. relatively constant internal physical and chemical conditions that organisms maintain
  6. 16. an element or compound that enters a chemical reaction
  7. 17. the period of the cell cycle between cell divisions
  8. 21. the macromolecule that provides energy for the body as sugar
  9. 22. one of the different forms of a gene
  10. 23. the combination of chemical reactions through which an organism builds up or breaks down materials
  11. 24. unicellular organism that lacks a nucleus
  12. 25. one stack of thylakoid membranes
  13. 27. cell that is capable of developing into all cell types
  14. 29. the specific membrane in the chloroplast where photosynthesis occurs
  15. 30. the type of bond formed between atoms that share electrons
Down
  1. 1. a process requiring oxygen
  2. 2. process of sexual reproduction in which male and female reproductive cells unite to form one cell
  3. 4. the food-making process of plants
  4. 5. the scientific study of heredity
  5. 7. stage of early development in mammals that consists of a hollow ball of cells
  6. 8. any light-absorbing, color compound
  7. 10. the network of protein filaments in a eukaryotic cell that give the cell its shape and internal organization and is involved in movement
  8. 12. a form of an element with a different number of neutrons
  9. 13. signal to which an organism responds
  10. 15. a logical interpretation based on prior knowledge and experience
  11. 18. change over time
  12. 19. offspring of crosses between parents with different traits
  13. 20. specific characteristic of an individual
  14. 21. cell organelle found in plants that converts light energy into chemical energy
  15. 26. division of the cytoplasm to form 2 separate daughter cells
  16. 28. a protein catalyst that speeds up chemical reactions