Module 6-7 Review

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Across
  1. 3. a _____________ mutation increases an organisms ability to survive/reproduce
  2. 6. the instructions for life
  3. 8. the physical characteristics of an organism
  4. 10. a _____________ mutation does not affect an organisms ability to survive/reproduce
  5. 11. the passing down of traits from parent to offspring
  6. 13. the genes an organism carries (represented by two letters)
  7. 15. having two of the same allele (longer word)
  8. 16. having two different alleles (longer word)
  9. 17. a _____________ mutation decreases an organisms ability to survive/reproduce
Down
  1. 1. the different forms of a gene
  2. 2. the weaker gene that can be hidden
  3. 4. the stronger gene
  4. 5. a ______________ adaptation is a physical characteristic that helps an organism
  5. 7. a trait that makes it more likely for MANY organisms to survive and/or reproduce in their environment
  6. 9. the study of heredity
  7. 12. a ______________ adaptation is an action that helps an organism
  8. 13. a piece of DNA that codes for a trait
  9. 14. a permanent change in DNA