Across
- 1. one of the properties of life; involves the transfer of energy from one form to another
- 6. groups of organelles functioning together
- 10. groups of organ systems working together
- 12. the group in an experiment where you keep all variables constant for comparison purposes
- 14. when multiple atoms join together
- 15. one of the properties of life; life is made up of these tiny compartments
- 18. groups of cells working together
- 20. positive charge in an atom
- 21. a positive ion
- 23. a theory that states living things contain genetic material they pass onto offspring
- 25. the coexisting of different species
- 26. a scientist involved in the theory of heredity
- 29. groups of tissues working together
- 31. one of the properties of life
- 32. kingdom of life containing prokaryotes without cell walls
- 34. neutral charge in an atom
- 36. an explanation of phenomena based on acceptance of multiple similar hypotheses
- 38. a theory that states cells are the basic unit of life
- 40. the testing of a hypothesis
- 41. a type of chemical bond that involves donation of electrons
- 42. tiny compartments that function within a cell
- 45. one of the properties of life; involves the storage of genetic material
- 47. populations of a specific type of organism
- 51. simple cells that lack a nucleus
- 52. kingdom of life containing eukaryotes that digest food internally
- 54. kingdom of life containing eukaryotes that digest externally
- 56. the smallest unit of matter
- 57. the space in an atom where electrons reside
- 58. multiple species living together in the same location
- 59. variables that are kept constant in an experiment
Down
- 2. mollusks belong to this kingdom of life
- 3. what you expect to happen if your hypothesis is true
- 4. multiple molecules joining together; example is protein
- 5. the group in an experiment that you change one variable to see whether there is an effect is called the _____ group
- 7. an educated guess based on an observation
- 8. kingdom of life containing prokaryotes with cell walls
- 9. negative charge in an atom
- 11. a theory that states that an organism's gene determine how they will function
- 13. not part of the nucleus of an atom
- 16. the accepting or rejecting of a hypothesis
- 17. kingdom of life containing eukaryotes that are photosynthetic
- 19. if an atom has eight protons, how many electrons should it have?
- 22. multiple species living together in the same location with their non-living factors
- 24. a type of chemical bond between water molecules
- 27. complex cells that contain a nucleus
- 28. an atom that has unequal protons and neutrons
- 30. groups of organs working together is an organ _______
- 33. a negative ion
- 35. first step of scientific process
- 37. one of the scientists involved in the cell theory
- 39. one of the properties of life; involves organisms maintaining internal conditions
- 43. evolution relies on ______ selection
- 44. if an atom has seven protons, how many neutrons should it have?
- 46. a type of chemical bond that involved sharing of electrons
- 48. genetic change in a species over time
- 49. a group of organisms of the same species in the same location
- 50. examples of this include water and glucose
- 53. an atom that has unequal protons and electrons
- 55. kingdom of life containing unicellular eukaryotes and algae