Intro Investigation

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Across
  1. 3. The smallest unit that has all characteristic of life
  2. 6. This occurs when a nucleotide of DNA is changed
  3. 7. What type of relationship occurs when one species benefits and the other is not harmed or effected
  4. 9. All members of one species within a particular area form a
  5. 10. What is the most abundant element in Earths atmosphere
Down
  1. 1. Describes the location and wave length of an electron
  2. 2. In physics what has both magnitude and direction
  3. 4. What is the macromolecule that makes up cell membranes
  4. 5. What is hydrogens atomic number
  5. 8. What physics laws govern motion